Merge pull request #700 from mouse-reeve/black

Code formatting and github action with Black

.github/workflows/black.yml

@@ -0,0 +1,13 @@
+name: Lint
+
+on: [push, pull_request]
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-python@v2
+      - uses: psf/black@stable
+        with:
+          args: ". --check -l 80 -S"

bookwyrm/activitypub/__init__.py

@@ -1,4 +1,4 @@
-''' bring activitypub functions into the namespace '''
+""" bring activitypub functions into the namespace """
 import inspect
 import sys
 
@@ -21,9 +21,9 @@ from .verbs import Announce, Like
 # this creates a list of all the Activity types that we can serialize,
 # so when an Activity comes in from outside, we can check if it's known
 cls_members = inspect.getmembers(sys.modules[__name__], inspect.isclass)
-activity_objects = {c[0]: c[1] for c in cls_members \
+activity_objects = {c[0]: c[1] for c in cls_members if hasattr(c[1], "to_model")}
-    if hasattr(c[1], 'to_model')}
+
 
 def parse(activity_json):
-    ''' figure out what activity this is and parse it '''
+    """ figure out what activity this is and parse it """
     return naive_parse(activity_objects, activity_json)

bookwyrm/activitypub/base_activity.py

@@ -1,4 +1,4 @@
-''' basics for an activitypub serializer '''
+""" basics for an activitypub serializer """
 from dataclasses import dataclass, fields, MISSING
 from json import JSONEncoder
 
@@ -8,46 +8,52 @@ from django.db import IntegrityError, transaction
 from bookwyrm.connectors import ConnectorException, get_data
 from bookwyrm.tasks import app
 
+
 class ActivitySerializerError(ValueError):
-    ''' routine problems serializing activitypub json '''
+    """ routine problems serializing activitypub json """
 
 
 class ActivityEncoder(JSONEncoder):
-    '''  used to convert an Activity object into json '''
+    """  used to convert an Activity object into json """
+
     def default(self, o):
         return o.__dict__
 
 
 @dataclass
 class Link:
-    ''' for tagging a book in a status '''
+    """ for tagging a book in a status """
+
     href: str
     name: str
-    type: str = 'Link'
+    type: str = "Link"
 
 
 @dataclass
 class Mention(Link):
-    ''' a subtype of Link for mentioning an actor '''
+    """ a subtype of Link for mentioning an actor """
-    type: str = 'Mention'
+
+    type: str = "Mention"
 
 
 @dataclass
 class Signature:
-    ''' public key block '''
+    """ public key block """
+
     creator: str
     created: str
     signatureValue: str
-    type: str = 'RsaSignature2017'
+    type: str = "RsaSignature2017"
+
 
 def naive_parse(activity_objects, activity_json, serializer=None):
-    ''' this navigates circular import issues '''
+    """ this navigates circular import issues """
     if not serializer:
-        if activity_json.get('publicKeyPem'):
+        if activity_json.get("publicKeyPem"):
             # ugh
-            activity_json['type'] = 'PublicKey'
+            activity_json["type"] = "PublicKey"
         try:
-            activity_type = activity_json['type']
+            activity_type = activity_json["type"]
             serializer = activity_objects[activity_type]
         except KeyError as e:
             raise ActivitySerializerError(e)
@@ -57,14 +63,15 @@ def naive_parse(activity_objects, activity_json, serializer=None):
 
 @dataclass(init=False)
 class ActivityObject:
-    ''' actor activitypub json '''
+    """ actor activitypub json """
+
     id: str
     type: str
 
     def __init__(self, activity_objects=None, **kwargs):
-        ''' this lets you pass in an object with fields that aren't in the
+        """this lets you pass in an object with fields that aren't in the
         dataclass, which it ignores. Any field in the dataclass is required or
-        has a default value '''
+        has a default value"""
         for field in fields(self):
             try:
                 value = kwargs[field.name]
@@ -75,7 +82,7 @@ class ActivityObject:
                 except TypeError:
                     is_subclass = False
                 # serialize a model obj
-                if hasattr(value, 'to_activity'):
+                if hasattr(value, "to_activity"):
                     value = value.to_activity()
                 # parse a dict into the appropriate activity
                 elif is_subclass and isinstance(value, dict):
@@ -83,25 +90,27 @@ class ActivityObject:
                         value = naive_parse(activity_objects, value)
                     else:
                         value = naive_parse(
-                            activity_objects, value, serializer=field.type)
+                            activity_objects, value, serializer=field.type
+                        )
 
             except KeyError:
-                if field.default == MISSING and \
+                if field.default == MISSING and field.default_factory == MISSING:
-                        field.default_factory == MISSING:
+                    raise ActivitySerializerError(
-                    raise ActivitySerializerError(\
+                        "Missing required field: %s" % field.name
-                            'Missing required field: %s' % field.name)
+                    )
                 value = field.default
             setattr(self, field.name, value)
 
-
     def to_model(self, model=None, instance=None, allow_create=True, save=True):
-        ''' convert from an activity to a model instance '''
+        """ convert from an activity to a model instance """
         model = model or get_model_from_type(self.type)
 
         # only reject statuses if we're potentially creating them
-        if allow_create and \
+        if (
-                hasattr(model, 'ignore_activity') and \
+            allow_create
-                model.ignore_activity(self):
+            and hasattr(model, "ignore_activity")
+            and model.ignore_activity(self)
+        ):
             raise ActivitySerializerError()
 
         # check for an existing instance
@@ -142,8 +151,10 @@ class ActivityObject:
                 field.set_field_from_activity(instance, self)
 
         # reversed relationships in the models
-        for (model_field_name, activity_field_name) in \
+        for (
-                instance.deserialize_reverse_fields:
+            model_field_name,
+            activity_field_name,
+        ) in instance.deserialize_reverse_fields:
             # attachments on Status, for example
             values = getattr(self, activity_field_name)
             if values is None or values is MISSING:
@@ -161,13 +172,12 @@ class ActivityObject:
                     instance.__class__.__name__,
                     related_field_name,
                     instance.remote_id,
-                    item
+                    item,
                 )
         return instance
 
-
     def serialize(self):
-        ''' convert to dictionary with context attr '''
+        """ convert to dictionary with context attr """
         data = self.__dict__.copy()
         # recursively serialize
         for (k, v) in data.items():
@@ -177,21 +187,18 @@ class ActivityObject:
             except TypeError:
                 pass
         data = {k: v for (k, v) in data.items() if v is not None}
-        data['@context'] = 'https://www.w3.org/ns/activitystreams'
+        data["@context"] = "https://www.w3.org/ns/activitystreams"
         return data
 
 
 @app.task
 @transaction.atomic
 def set_related_field(
-        model_name, origin_model_name, related_field_name,
+    model_name, origin_model_name, related_field_name, related_remote_id, data
-        related_remote_id, data):
+):
-    ''' load reverse related fields (editions, attachments) without blocking '''
+    """ load reverse related fields (editions, attachments) without blocking """
-    model = apps.get_model('bookwyrm.%s' % model_name, require_ready=True)
+    model = apps.get_model("bookwyrm.%s" % model_name, require_ready=True)
-    origin_model = apps.get_model(
+    origin_model = apps.get_model("bookwyrm.%s" % origin_model_name, require_ready=True)
-        'bookwyrm.%s' % origin_model_name,
-        require_ready=True
-    )
 
     with transaction.atomic():
         if isinstance(data, str):
@@ -205,42 +212,44 @@ def set_related_field(
         # this must exist because it's the object that triggered this function
         instance = origin_model.find_existing_by_remote_id(related_remote_id)
         if not instance:
-            raise ValueError(
+            raise ValueError("Invalid related remote id: %s" % related_remote_id)
-                'Invalid related remote id: %s' % related_remote_id)
 
         # set the origin's remote id on the activity so it will be there when
         # the model instance is created
         # edition.parentWork = instance, for example
         model_field = getattr(model, related_field_name)
-        if hasattr(model_field, 'activitypub_field'):
+        if hasattr(model_field, "activitypub_field"):
             setattr(
-                activity,
+                activity, getattr(model_field, "activitypub_field"), instance.remote_id
-                getattr(model_field, 'activitypub_field'),
-                instance.remote_id
             )
         item = activity.to_model()
 
         # if the related field isn't serialized (attachments on Status), then
         # we have to set it post-creation
-        if not hasattr(model_field, 'activitypub_field'):
+        if not hasattr(model_field, "activitypub_field"):
             setattr(item, related_field_name, instance)
             item.save()
 
 
 def get_model_from_type(activity_type):
-    ''' given the activity, what type of model '''
+    """ given the activity, what type of model """
     models = apps.get_models()
-    model = [m for m in models if hasattr(m, 'activity_serializer') and \
+    model = [
-        hasattr(m.activity_serializer, 'type') and \
+        m
-        m.activity_serializer.type == activity_type]
+        for m in models
+        if hasattr(m, "activity_serializer")
+        and hasattr(m.activity_serializer, "type")
+        and m.activity_serializer.type == activity_type
+    ]
     if not model:
         raise ActivitySerializerError(
-            'No model found for activity type "%s"' % activity_type)
+            'No model found for activity type "%s"' % activity_type
+        )
     return model[0]
 
 
 def resolve_remote_id(remote_id, model=None, refresh=False, save=True):
-    ''' take a remote_id and return an instance, creating if necessary '''
+    """ take a remote_id and return an instance, creating if necessary """
     if model:  # a bonus check we can do if we already know the model
         result = model.find_existing_by_remote_id(remote_id)
         if result and not refresh:
@@ -251,11 +260,12 @@ def resolve_remote_id(remote_id, model=None, refresh=False, save=True):
         data = get_data(remote_id)
     except (ConnectorException, ConnectionError):
         raise ActivitySerializerError(
-            'Could not connect to host for remote_id in %s model: %s' % \
+            "Could not connect to host for remote_id in %s model: %s"
-                (model.__name__, remote_id))
+            % (model.__name__, remote_id)
+        )
     # determine the model implicitly, if not provided
     if not model:
-        model = get_model_from_type(data.get('type'))
+        model = get_model_from_type(data.get("type"))
 
     # check for existing items with shared unique identifiers
     result = model.find_existing(data)

bookwyrm/activitypub/book.py

@@ -1,70 +1,75 @@
-''' book and author data '''
+""" book and author data """
 from dataclasses import dataclass, field
 from typing import List
 
 from .base_activity import ActivityObject
 from .image import Image
 
+
 @dataclass(init=False)
 class Book(ActivityObject):
-    ''' serializes an edition or work, abstract '''
+    """ serializes an edition or work, abstract """
+
     title: str
-    sortTitle: str = ''
+    sortTitle: str = ""
-    subtitle: str = ''
+    subtitle: str = ""
-    description: str = ''
+    description: str = ""
     languages: List[str] = field(default_factory=lambda: [])
-    series: str = ''
+    series: str = ""
-    seriesNumber: str = ''
+    seriesNumber: str = ""
     subjects: List[str] = field(default_factory=lambda: [])
     subjectPlaces: List[str] = field(default_factory=lambda: [])
 
     authors: List[str] = field(default_factory=lambda: [])
-    firstPublishedDate: str = ''
+    firstPublishedDate: str = ""
-    publishedDate: str = ''
+    publishedDate: str = ""
 
-    openlibraryKey: str = ''
+    openlibraryKey: str = ""
-    librarythingKey: str = ''
+    librarythingKey: str = ""
-    goodreadsKey: str = ''
+    goodreadsKey: str = ""
 
     cover: Image = None
-    type: str = 'Book'
+    type: str = "Book"
 
 
 @dataclass(init=False)
 class Edition(Book):
-    ''' Edition instance of a book object '''
+    """ Edition instance of a book object """
+
     work: str
-    isbn10: str = ''
+    isbn10: str = ""
-    isbn13: str = ''
+    isbn13: str = ""
-    oclcNumber: str = ''
+    oclcNumber: str = ""
-    asin: str = ''
+    asin: str = ""
     pages: int = None
-    physicalFormat: str = ''
+    physicalFormat: str = ""
     publishers: List[str] = field(default_factory=lambda: [])
     editionRank: int = 0
 
-    type: str = 'Edition'
+    type: str = "Edition"
 
 
 @dataclass(init=False)
 class Work(Book):
-    ''' work instance of a book object '''
+    """ work instance of a book object """
-    lccn: str = ''
+
-    defaultEdition: str = ''
+    lccn: str = ""
+    defaultEdition: str = ""
     editions: List[str] = field(default_factory=lambda: [])
-    type: str = 'Work'
+    type: str = "Work"
 
 
 @dataclass(init=False)
 class Author(ActivityObject):
-    ''' author of a book '''
+    """ author of a book """
+
     name: str
     born: str = None
     died: str = None
     aliases: List[str] = field(default_factory=lambda: [])
-    bio: str = ''
+    bio: str = ""
-    openlibraryKey: str = ''
+    openlibraryKey: str = ""
-    librarythingKey: str = ''
+    librarythingKey: str = ""
-    goodreadsKey: str = ''
+    goodreadsKey: str = ""
-    wikipediaLink: str = ''
+    wikipediaLink: str = ""
-    type: str = 'Author'
+    type: str = "Author"

bookwyrm/activitypub/image.py

@@ -1,11 +1,13 @@
-''' an image, nothing fancy '''
+""" an image, nothing fancy """
 from dataclasses import dataclass
 from .base_activity import ActivityObject
 
+
 @dataclass(init=False)
 class Image(ActivityObject):
-    ''' image block '''
+    """ image block """
+
     url: str
-    name: str = ''
+    name: str = ""
-    type: str = 'Image'
+    type: str = "Image"
-    id: str = ''
+    id: str = ""

bookwyrm/activitypub/note.py

@@ -1,4 +1,4 @@
-''' note serializer and children thereof '''
+""" note serializer and children thereof """
 from dataclasses import dataclass, field
 from typing import Dict, List
 from django.apps import apps
@@ -6,64 +6,72 @@ from django.apps import apps
 from .base_activity import ActivityObject, Link
 from .image import Image
 
+
 @dataclass(init=False)
 class Tombstone(ActivityObject):
-    ''' the placeholder for a deleted status '''
+    """ the placeholder for a deleted status """
-    type: str = 'Tombstone'
+
+    type: str = "Tombstone"
 
     def to_model(self, *args, **kwargs):
-        ''' this should never really get serialized, just searched for '''
+        """ this should never really get serialized, just searched for """
-        model = apps.get_model('bookwyrm.Status')
+        model = apps.get_model("bookwyrm.Status")
         return model.find_existing_by_remote_id(self.id)
 
 
 @dataclass(init=False)
 class Note(ActivityObject):
-    ''' Note activity '''
+    """ Note activity """
+
     published: str
     attributedTo: str
-    content: str = ''
+    content: str = ""
     to: List[str] = field(default_factory=lambda: [])
     cc: List[str] = field(default_factory=lambda: [])
     replies: Dict = field(default_factory=lambda: {})
-    inReplyTo: str = ''
+    inReplyTo: str = ""
-    summary: str = ''
+    summary: str = ""
     tag: List[Link] = field(default_factory=lambda: [])
     attachment: List[Image] = field(default_factory=lambda: [])
     sensitive: bool = False
-    type: str = 'Note'
+    type: str = "Note"
 
 
 @dataclass(init=False)
 class Article(Note):
-    ''' what's an article except a note with more fields '''
+    """ what's an article except a note with more fields """
+
     name: str
-    type: str = 'Article'
+    type: str = "Article"
 
 
 @dataclass(init=False)
 class GeneratedNote(Note):
-    ''' just a re-typed note '''
+    """ just a re-typed note """
-    type: str = 'GeneratedNote'
+
+    type: str = "GeneratedNote"
 
 
 @dataclass(init=False)
 class Comment(Note):
-    ''' like a note but with a book '''
+    """ like a note but with a book """
+
     inReplyToBook: str
-    type: str = 'Comment'
+    type: str = "Comment"
 
 
 @dataclass(init=False)
 class Review(Comment):
-    ''' a full book review '''
+    """ a full book review """
+
     name: str = None
     rating: int = None
-    type: str = 'Review'
+    type: str = "Review"
 
 
 @dataclass(init=False)
 class Quotation(Comment):
-    ''' a quote and commentary on a book '''
+    """ a quote and commentary on a book """
+
     quote: str
-    type: str = 'Quotation'
+    type: str = "Quotation"

bookwyrm/activitypub/ordered_collection.py

@@ -1,4 +1,4 @@
-''' defines activitypub collections (lists) '''
+""" defines activitypub collections (lists) """
 from dataclasses import dataclass, field
 from typing import List
 
@@ -7,38 +7,46 @@ from .base_activity import ActivityObject
 
 @dataclass(init=False)
 class OrderedCollection(ActivityObject):
-    ''' structure of an ordered collection activity '''
+    """ structure of an ordered collection activity """
+
     totalItems: int
     first: str
     last: str = None
     name: str = None
     owner: str = None
-    type: str = 'OrderedCollection'
+    type: str = "OrderedCollection"
+
 
 @dataclass(init=False)
 class OrderedCollectionPrivate(OrderedCollection):
-    ''' an ordered collection with privacy settings '''
+    """ an ordered collection with privacy settings """
+
     to: List[str] = field(default_factory=lambda: [])
     cc: List[str] = field(default_factory=lambda: [])
 
+
 @dataclass(init=False)
 class Shelf(OrderedCollectionPrivate):
-    ''' structure of an ordered collection activity '''
+    """ structure of an ordered collection activity """
-    type: str = 'Shelf'
+
+    type: str = "Shelf"
+
 
 @dataclass(init=False)
 class BookList(OrderedCollectionPrivate):
-    ''' structure of an ordered collection activity '''
+    """ structure of an ordered collection activity """
+
     summary: str = None
-    curation: str = 'closed'
+    curation: str = "closed"
-    type: str = 'BookList'
+    type: str = "BookList"
 
 
 @dataclass(init=False)
 class OrderedCollectionPage(ActivityObject):
-    ''' structure of an ordered collection activity '''
+    """ structure of an ordered collection activity """
+
     partOf: str
     orderedItems: List
     next: str = None
     prev: str = None
-    type: str = 'OrderedCollectionPage'
+    type: str = "OrderedCollectionPage"

bookwyrm/activitypub/person.py

@@ -1,4 +1,4 @@
-''' actor serializer '''
+""" actor serializer """
 from dataclasses import dataclass, field
 from typing import Dict
 
@@ -8,15 +8,17 @@ from .image import Image
 
 @dataclass(init=False)
 class PublicKey(ActivityObject):
-    ''' public key block '''
+    """ public key block """
+
     owner: str
     publicKeyPem: str
-    type: str = 'PublicKey'
+    type: str = "PublicKey"
 
 
 @dataclass(init=False)
 class Person(ActivityObject):
-    ''' actor activitypub json '''
+    """ actor activitypub json """
+
     preferredUsername: str
     inbox: str
     outbox: str
@@ -29,4 +31,4 @@ class Person(ActivityObject):
     bookwyrmUser: bool = False
     manuallyApprovesFollowers: str = False
     discoverable: str = True
-    type: str = 'Person'
+    type: str = "Person"

bookwyrm/activitypub/response.py

@@ -2,6 +2,7 @@ from django.http import JsonResponse
 
 from .base_activity import ActivityEncoder
 
+
 class ActivitypubResponse(JsonResponse):
     """
     A class to be used in any place that's serializing responses for
@@ -9,10 +10,17 @@ class ActivitypubResponse(JsonResponse):
     configures some stuff beforehand. Made to be a drop-in replacement of
     JsonResponse.
     """
-    def __init__(self, data, encoder=ActivityEncoder, safe=False,
-                 json_dumps_params=None, **kwargs):
 
-        if 'content_type' not in kwargs:
+    def __init__(
-            kwargs['content_type'] = 'application/activity+json'
+        self,
+        data,
+        encoder=ActivityEncoder,
+        safe=False,
+        json_dumps_params=None,
+        **kwargs
+    ):
+
+        if "content_type" not in kwargs:
+            kwargs["content_type"] = "application/activity+json"
 
         super().__init__(data, encoder, safe, json_dumps_params, **kwargs)

bookwyrm/activitypub/verbs.py

@@ -1,4 +1,4 @@
-''' undo wrapper activity '''
+""" undo wrapper activity """
 from dataclasses import dataclass
 from typing import List
 from django.apps import apps
@@ -9,160 +9,173 @@ from .book import Edition
 
 @dataclass(init=False)
 class Verb(ActivityObject):
-    ''' generic fields for activities - maybe an unecessary level of
+    """generic fields for activities - maybe an unecessary level of
-        abstraction but w/e '''
+    abstraction but w/e"""
+
     actor: str
     object: ActivityObject
 
     def action(self):
-        ''' usually we just want to save, this can be overridden as needed '''
+        """ usually we just want to save, this can be overridden as needed """
         self.object.to_model()
 
 
 @dataclass(init=False)
 class Create(Verb):
-    ''' Create activity '''
+    """ Create activity """
+
     to: List
     cc: List
     signature: Signature = None
-    type: str = 'Create'
+    type: str = "Create"
 
 
 @dataclass(init=False)
 class Delete(Verb):
-    ''' Create activity '''
+    """ Create activity """
+
     to: List
     cc: List
-    type: str = 'Delete'
+    type: str = "Delete"
 
     def action(self):
-        ''' find and delete the activity object '''
+        """ find and delete the activity object """
         obj = self.object.to_model(save=False, allow_create=False)
         obj.delete()
 
 
-
 @dataclass(init=False)
 class Update(Verb):
-    ''' Update activity '''
+    """ Update activity """
+
     to: List
-    type: str = 'Update'
+    type: str = "Update"
 
     def action(self):
-        ''' update a model instance from the dataclass '''
+        """ update a model instance from the dataclass """
         self.object.to_model(allow_create=False)
 
 
 @dataclass(init=False)
 class Undo(Verb):
-    ''' Undo an activity '''
+    """ Undo an activity """
-    type: str = 'Undo'
+
+    type: str = "Undo"
 
     def action(self):
-        ''' find and remove the activity object '''
+        """ find and remove the activity object """
         # this is so hacky but it does make it work....
         # (because you Reject a request and Undo a follow
         model = None
-        if self.object.type == 'Follow':
+        if self.object.type == "Follow":
-            model = apps.get_model('bookwyrm.UserFollows')
+            model = apps.get_model("bookwyrm.UserFollows")
         obj = self.object.to_model(model=model, save=False, allow_create=False)
         obj.delete()
 
 
 @dataclass(init=False)
 class Follow(Verb):
-    ''' Follow activity '''
+    """ Follow activity """
+
     object: str
-    type: str = 'Follow'
+    type: str = "Follow"
 
     def action(self):
-        ''' relationship save '''
+        """ relationship save """
         self.to_model()
 
 
 @dataclass(init=False)
 class Block(Verb):
-    ''' Block activity '''
+    """ Block activity """
+
     object: str
-    type: str = 'Block'
+    type: str = "Block"
 
     def action(self):
-        ''' relationship save '''
+        """ relationship save """
         self.to_model()
 
 
 @dataclass(init=False)
 class Accept(Verb):
-    ''' Accept activity '''
+    """ Accept activity """
+
     object: Follow
-    type: str = 'Accept'
+    type: str = "Accept"
 
     def action(self):
-        ''' find and remove the activity object '''
+        """ find and remove the activity object """
         obj = self.object.to_model(save=False, allow_create=False)
         obj.accept()
 
 
 @dataclass(init=False)
 class Reject(Verb):
-    ''' Reject activity '''
+    """ Reject activity """
+
     object: Follow
-    type: str = 'Reject'
+    type: str = "Reject"
 
     def action(self):
-        ''' find and remove the activity object '''
+        """ find and remove the activity object """
         obj = self.object.to_model(save=False, allow_create=False)
         obj.reject()
 
 
 @dataclass(init=False)
 class Add(Verb):
-    '''Add activity '''
+    """Add activity """
+
     target: str
     object: Edition
-    type: str = 'Add'
+    type: str = "Add"
     notes: str = None
     order: int = 0
     approved: bool = True
 
     def action(self):
-        ''' add obj to collection '''
+        """ add obj to collection """
         target = resolve_remote_id(self.target, refresh=False)
         # we want to related field that isn't the book, this is janky af sorry
-        model = [t for t in type(target)._meta.related_objects \
+        model = [t for t in type(target)._meta.related_objects if t.name != "edition"][
-                if t.name != 'edition'][0].related_model
+            0
+        ].related_model
         self.to_model(model=model)
 
 
 @dataclass(init=False)
 class Remove(Verb):
-    '''Remove activity '''
+    """Remove activity """
+
     target: ActivityObject
-    type: str = 'Remove'
+    type: str = "Remove"
 
     def action(self):
-        ''' find and remove the activity object '''
+        """ find and remove the activity object """
         obj = self.object.to_model(save=False, allow_create=False)
         obj.delete()
 
 
 @dataclass(init=False)
 class Like(Verb):
-    ''' a user faving an object '''
+    """ a user faving an object """
+
     object: str
-    type: str = 'Like'
+    type: str = "Like"
 
     def action(self):
-        ''' like '''
+        """ like """
         self.to_model()
 
 
 @dataclass(init=False)
 class Announce(Verb):
-    ''' boosting a status '''
+    """ boosting a status """
+
     object: str
-    type: str = 'Announce'
+    type: str = "Announce"
 
     def action(self):
-        ''' boost '''
+        """ boost """
         self.to_model()

bookwyrm/admin.py

@@ -1,4 +1,4 @@
-''' models that will show up in django admin for superuser '''
+""" models that will show up in django admin for superuser """
 from django.contrib import admin
 from bookwyrm import models
 

bookwyrm/connectors/__init__.py

@@ -1,4 +1,4 @@
-''' bring connectors into the namespace '''
+""" bring connectors into the namespace """
 from .settings import CONNECTORS
 from .abstract_connector import ConnectorException
 from .abstract_connector import get_data, get_image

bookwyrm/connectors/abstract_connector.py

@@ -1,4 +1,4 @@
-''' functionality outline for a book data connector '''
+""" functionality outline for a book data connector """
 from abc import ABC, abstractmethod
 from dataclasses import asdict, dataclass
 import logging
@@ -13,8 +13,11 @@ from .connector_manager import load_more_data, ConnectorException
 
 
 logger = logging.getLogger(__name__)
+
+
 class AbstractMinimalConnector(ABC):
-    ''' just the bare bones, for other bookwyrm instances '''
+    """ just the bare bones, for other bookwyrm instances """
+
     def __init__(self, identifier):
         # load connector settings
         info = models.Connector.objects.get(identifier=identifier)
@@ -22,31 +25,31 @@ class AbstractMinimalConnector(ABC):
 
         # the things in the connector model to copy over
         self_fields = [
-            'base_url',
+            "base_url",
-            'books_url',
+            "books_url",
-            'covers_url',
+            "covers_url",
-            'search_url',
+            "search_url",
-            'isbn_search_url',
+            "isbn_search_url",
-            'max_query_count',
+            "max_query_count",
-            'name',
+            "name",
-            'identifier',
+            "identifier",
-            'local'
+            "local",
         ]
         for field in self_fields:
             setattr(self, field, getattr(info, field))
 
     def search(self, query, min_confidence=None):
-        ''' free text search '''
+        """ free text search """
         params = {}
         if min_confidence:
-            params['min_confidence'] = min_confidence
+            params["min_confidence"] = min_confidence
 
         resp = requests.get(
-            '%s%s' % (self.search_url, query),
+            "%s%s" % (self.search_url, query),
             params=params,
             headers={
-                'Accept': 'application/json; charset=utf-8',
+                "Accept": "application/json; charset=utf-8",
-                'User-Agent': settings.USER_AGENT,
+                "User-Agent": settings.USER_AGENT,
             },
         )
         if not resp.ok:
@@ -55,7 +58,7 @@ class AbstractMinimalConnector(ABC):
             data = resp.json()
         except ValueError as e:
             logger.exception(e)
-            raise ConnectorException('Unable to parse json response', e)
+            raise ConnectorException("Unable to parse json response", e)
         results = []
 
         for doc in self.parse_search_data(data)[:10]:
@@ -63,14 +66,14 @@ class AbstractMinimalConnector(ABC):
         return results
 
     def isbn_search(self, query):
-        ''' isbn search '''
+        """ isbn search """
         params = {}
         resp = requests.get(
-            '%s%s' % (self.isbn_search_url, query),
+            "%s%s" % (self.isbn_search_url, query),
             params=params,
             headers={
-                'Accept': 'application/json; charset=utf-8',
+                "Accept": "application/json; charset=utf-8",
-                'User-Agent': settings.USER_AGENT,
+                "User-Agent": settings.USER_AGENT,
             },
         )
         if not resp.ok:
@@ -79,7 +82,7 @@ class AbstractMinimalConnector(ABC):
             data = resp.json()
         except ValueError as e:
             logger.exception(e)
-            raise ConnectorException('Unable to parse json response', e)
+            raise ConnectorException("Unable to parse json response", e)
         results = []
 
         for doc in self.parse_isbn_search_data(data):
@@ -88,49 +91,49 @@ class AbstractMinimalConnector(ABC):
 
     @abstractmethod
     def get_or_create_book(self, remote_id):
-        ''' pull up a book record by whatever means possible '''
+        """ pull up a book record by whatever means possible """
 
     @abstractmethod
     def parse_search_data(self, data):
-        ''' turn the result json from a search into a list '''
+        """ turn the result json from a search into a list """
 
     @abstractmethod
     def format_search_result(self, search_result):
-        ''' create a SearchResult obj from json '''
+        """ create a SearchResult obj from json """
 
     @abstractmethod
     def parse_isbn_search_data(self, data):
-        ''' turn the result json from a search into a list '''
+        """ turn the result json from a search into a list """
 
     @abstractmethod
     def format_isbn_search_result(self, search_result):
-        ''' create a SearchResult obj from json '''
+        """ create a SearchResult obj from json """
 
 
 class AbstractConnector(AbstractMinimalConnector):
-    ''' generic book data connector '''
+    """ generic book data connector """
+
     def __init__(self, identifier):
         super().__init__(identifier)
         # fields we want to look for in book data to copy over
         # title we handle separately.
         self.book_mappings = []
 
-
     def is_available(self):
-        ''' check if you're allowed to use this connector '''
+        """ check if you're allowed to use this connector """
         if self.max_query_count is not None:
             if self.connector.query_count >= self.max_query_count:
                 return False
         return True
 
-
     def get_or_create_book(self, remote_id):
-        ''' translate arbitrary json into an Activitypub dataclass '''
+        """ translate arbitrary json into an Activitypub dataclass """
         # first, check if we have the origin_id saved
-        existing = models.Edition.find_existing_by_remote_id(remote_id) or \
+        existing = models.Edition.find_existing_by_remote_id(
-                models.Work.find_existing_by_remote_id(remote_id)
+            remote_id
+        ) or models.Work.find_existing_by_remote_id(remote_id)
         if existing:
-            if hasattr(existing, 'get_default_editon'):
+            if hasattr(existing, "get_default_editon"):
                 return existing.get_default_editon()
             return existing
 
@@ -154,7 +157,7 @@ class AbstractConnector(AbstractMinimalConnector):
             edition_data = data
 
         if not work_data or not edition_data:
-            raise ConnectorException('Unable to load book data: %s' % remote_id)
+            raise ConnectorException("Unable to load book data: %s" % remote_id)
 
         with transaction.atomic():
             # create activitypub object
@@ -168,11 +171,10 @@ class AbstractConnector(AbstractMinimalConnector):
         load_more_data.delay(self.connector.id, work.id)
         return edition
 
-
     def create_edition_from_data(self, work, edition_data):
-        ''' if we already have the work, we're ready '''
+        """ if we already have the work, we're ready """
         mapped_data = dict_from_mappings(edition_data, self.book_mappings)
-        mapped_data['work'] = work.remote_id
+        mapped_data["work"] = work.remote_id
         edition_activity = activitypub.Edition(**mapped_data)
         edition = edition_activity.to_model(model=models.Edition)
         edition.connector = self.connector
@@ -189,9 +191,8 @@ class AbstractConnector(AbstractMinimalConnector):
 
         return edition
 
-
     def get_or_create_author(self, remote_id):
-        ''' load that author '''
+        """ load that author """
         existing = models.Author.find_existing_by_remote_id(remote_id)
         if existing:
             return existing
@@ -203,31 +204,30 @@ class AbstractConnector(AbstractMinimalConnector):
         # this will dedupe
         return activity.to_model(model=models.Author)
 
-
     @abstractmethod
     def is_work_data(self, data):
-        ''' differentiate works and editions '''
+        """ differentiate works and editions """
 
     @abstractmethod
     def get_edition_from_work_data(self, data):
-        ''' every work needs at least one edition '''
+        """ every work needs at least one edition """
 
     @abstractmethod
     def get_work_from_edition_data(self, data):
-        ''' every edition needs a work '''
+        """ every edition needs a work """
 
     @abstractmethod
     def get_authors_from_data(self, data):
-        ''' load author data '''
+        """ load author data """
 
     @abstractmethod
     def expand_book_data(self, book):
-        ''' get more info on a book '''
+        """ get more info on a book """
 
 
 def dict_from_mappings(data, mappings):
-    ''' create a dict in Activitypub format, using mappings supplies by
+    """create a dict in Activitypub format, using mappings supplies by
-    the subclass '''
+    the subclass"""
     result = {}
     for mapping in mappings:
         result[mapping.local_field] = mapping.get_value(data)
@@ -235,13 +235,13 @@ def dict_from_mappings(data, mappings):
 
 
 def get_data(url):
-    ''' wrapper for request.get '''
+    """ wrapper for request.get """
     try:
         resp = requests.get(
             url,
             headers={
-                'Accept': 'application/json; charset=utf-8',
+                "Accept": "application/json; charset=utf-8",
-                'User-Agent': settings.USER_AGENT,
+                "User-Agent": settings.USER_AGENT,
             },
         )
     except (RequestError, SSLError) as e:
@@ -260,12 +260,12 @@ def get_data(url):
 
 
 def get_image(url):
-    ''' wrapper for requesting an image '''
+    """ wrapper for requesting an image """
     try:
         resp = requests.get(
             url,
             headers={
-                'User-Agent': settings.USER_AGENT,
+                "User-Agent": settings.USER_AGENT,
             },
         )
     except (RequestError, SSLError) as e:
@@ -278,7 +278,8 @@ def get_image(url):
 
 @dataclass
 class SearchResult:
-    ''' standardized search result object '''
+    """ standardized search result object """
+
     title: str
     key: str
     author: str
@@ -288,17 +289,19 @@ class SearchResult:
 
     def __repr__(self):
         return "<SearchResult key={!r} title={!r} author={!r}>".format(
-            self.key, self.title, self.author)
+            self.key, self.title, self.author
+        )
 
     def json(self):
-        ''' serialize a connector for json response '''
+        """ serialize a connector for json response """
         serialized = asdict(self)
-        del serialized['connector']
+        del serialized["connector"]
         return serialized
 
 
 class Mapping:
-    ''' associate a local database field with a field in an external dataset '''
+    """ associate a local database field with a field in an external dataset """
+
     def __init__(self, local_field, remote_field=None, formatter=None):
         noop = lambda x: x
 
@@ -307,7 +310,7 @@ class Mapping:
         self.formatter = formatter or noop
 
     def get_value(self, data):
-        ''' pull a field from incoming json and return the formatted version '''
+        """ pull a field from incoming json and return the formatted version """
         value = data.get(self.remote_field)
         if not value:
             return None

bookwyrm/connectors/bookwyrm_connector.py

@@ -1,10 +1,10 @@
-''' using another bookwyrm instance as a source of book data '''
+""" using another bookwyrm instance as a source of book data """
 from bookwyrm import activitypub, models
 from .abstract_connector import AbstractMinimalConnector, SearchResult
 
 
 class Connector(AbstractMinimalConnector):
-    ''' this is basically just for search '''
+    """ this is basically just for search """
 
     def get_or_create_book(self, remote_id):
         edition = activitypub.resolve_remote_id(remote_id, model=models.Edition)
@@ -17,13 +17,12 @@ class Connector(AbstractMinimalConnector):
         return data
 
     def format_search_result(self, search_result):
-        search_result['connector'] = self
+        search_result["connector"] = self
         return SearchResult(**search_result)
 
     def parse_isbn_search_data(self, data):
         return data
 
     def format_isbn_search_result(self, search_result):
-        search_result['connector'] = self
+        search_result["connector"] = self
         return SearchResult(**search_result)
-

bookwyrm/connectors/connector_manager.py

@@ -1,4 +1,4 @@
-''' interface with whatever connectors the app has '''
+""" interface with whatever connectors the app has """
 import importlib
 import re
 from urllib.parse import urlparse
@@ -10,24 +10,24 @@ from bookwyrm.tasks import app
 
 
 class ConnectorException(HTTPError):
-    ''' when the connector can't do what was asked '''
+    """ when the connector can't do what was asked """
 
 
 def search(query, min_confidence=0.1):
-    ''' find books based on arbitary keywords '''
+    """ find books based on arbitary keywords """
     results = []
 
     # Have we got a ISBN ?
-    isbn = re.sub('[\W_]', '', query)
+    isbn = re.sub("[\W_]", "", query)
     maybe_isbn = len(isbn) in [10, 13]  # ISBN10 or ISBN13
 
-    dedup_slug = lambda r: '%s/%s/%s' % (r.title, r.author, r.year)
+    dedup_slug = lambda r: "%s/%s/%s" % (r.title, r.author, r.year)
     result_index = set()
     for connector in get_connectors():
         result_set = None
         if maybe_isbn:
             # Search on ISBN
-            if not connector.isbn_search_url or connector.isbn_search_url == '': 
+            if not connector.isbn_search_url or connector.isbn_search_url == "":
                 result_set = []
             else:
                 try:
@@ -42,32 +42,33 @@ def search(query, min_confidence=0.1):
             except (HTTPError, ConnectorException):
                 continue
 
-        result_set = [r for r in result_set \
+        result_set = [r for r in result_set if dedup_slug(r) not in result_index]
-                if dedup_slug(r) not in result_index]
         # `|=` concats two sets. WE ARE GETTING FANCY HERE
         result_index |= set(dedup_slug(r) for r in result_set)
-        results.append({
+        results.append(
-            'connector': connector,
+            {
-            'results': result_set,
+                "connector": connector,
-        })
+                "results": result_set,
+            }
+        )
 
     return results
 
 
 def local_search(query, min_confidence=0.1, raw=False):
-    ''' only look at local search results '''
+    """ only look at local search results """
     connector = load_connector(models.Connector.objects.get(local=True))
     return connector.search(query, min_confidence=min_confidence, raw=raw)
 
 
 def isbn_local_search(query, raw=False):
-    ''' only look at local search results '''
+    """ only look at local search results """
     connector = load_connector(models.Connector.objects.get(local=True))
     return connector.isbn_search(query, raw=raw)
 
 
 def first_search_result(query, min_confidence=0.1):
-    ''' search until you find a result that fits '''
+    """ search until you find a result that fits """
     for connector in get_connectors():
         result = connector.search(query, min_confidence=min_confidence)
         if result:
@@ -76,29 +77,29 @@ def first_search_result(query, min_confidence=0.1):
 
 
 def get_connectors():
-    ''' load all connectors '''
+    """ load all connectors """
-    for info in models.Connector.objects.order_by('priority').all():
+    for info in models.Connector.objects.order_by("priority").all():
         yield load_connector(info)
 
 
 def get_or_create_connector(remote_id):
-    ''' get the connector related to the author's server '''
+    """ get the connector related to the author's server """
     url = urlparse(remote_id)
     identifier = url.netloc
     if not identifier:
-        raise ValueError('Invalid remote id')
+        raise ValueError("Invalid remote id")
 
     try:
         connector_info = models.Connector.objects.get(identifier=identifier)
     except models.Connector.DoesNotExist:
         connector_info = models.Connector.objects.create(
             identifier=identifier,
-            connector_file='bookwyrm_connector',
+            connector_file="bookwyrm_connector",
-            base_url='https://%s' % identifier,
+            base_url="https://%s" % identifier,
-            books_url='https://%s/book' % identifier,
+            books_url="https://%s/book" % identifier,
-            covers_url='https://%s/images/covers' % identifier,
+            covers_url="https://%s/images/covers" % identifier,
-            search_url='https://%s/search?q=' % identifier,
+            search_url="https://%s/search?q=" % identifier,
-            priority=2
+            priority=2,
         )
 
     return load_connector(connector_info)
@@ -106,7 +107,7 @@ def get_or_create_connector(remote_id):
 
 @app.task
 def load_more_data(connector_id, book_id):
-    ''' background the work of getting all 10,000 editions of LoTR '''
+    """ background the work of getting all 10,000 editions of LoTR """
     connector_info = models.Connector.objects.get(id=connector_id)
     connector = load_connector(connector_info)
     book = models.Book.objects.select_subclasses().get(id=book_id)
@@ -114,8 +115,8 @@ def load_more_data(connector_id, book_id):
 
 
 def load_connector(connector_info):
-    ''' instantiate the connector class '''
+    """ instantiate the connector class """
     connector = importlib.import_module(
-        'bookwyrm.connectors.%s' % connector_info.connector_file
+        "bookwyrm.connectors.%s" % connector_info.connector_file
     )
     return connector.Connector(connector_info.identifier)

bookwyrm/connectors/openlibrary.py

@@ -1,4 +1,4 @@
-''' openlibrary data connector '''
+""" openlibrary data connector """
 import re
 
 from bookwyrm import models
@@ -9,148 +9,134 @@ from .openlibrary_languages import languages
 
 
 class Connector(AbstractConnector):
-    ''' instantiate a connector for OL '''
+    """ instantiate a connector for OL """
+
     def __init__(self, identifier):
         super().__init__(identifier)
 
         get_first = lambda a: a[0]
         get_remote_id = lambda a: self.base_url + a
         self.book_mappings = [
-            Mapping('title'),
+            Mapping("title"),
-            Mapping('id', remote_field='key', formatter=get_remote_id),
+            Mapping("id", remote_field="key", formatter=get_remote_id),
+            Mapping("cover", remote_field="covers", formatter=self.get_cover_url),
+            Mapping("sortTitle", remote_field="sort_title"),
+            Mapping("subtitle"),
+            Mapping("description", formatter=get_description),
+            Mapping("languages", formatter=get_languages),
+            Mapping("series", formatter=get_first),
+            Mapping("seriesNumber", remote_field="series_number"),
+            Mapping("subjects"),
+            Mapping("subjectPlaces", remote_field="subject_places"),
+            Mapping("isbn13", remote_field="isbn_13", formatter=get_first),
+            Mapping("isbn10", remote_field="isbn_10", formatter=get_first),
+            Mapping("lccn", formatter=get_first),
+            Mapping("oclcNumber", remote_field="oclc_numbers", formatter=get_first),
             Mapping(
-                'cover', remote_field='covers', formatter=self.get_cover_url),
+                "openlibraryKey", remote_field="key", formatter=get_openlibrary_key
-            Mapping('sortTitle', remote_field='sort_title'),
-            Mapping('subtitle'),
-            Mapping('description', formatter=get_description),
-            Mapping('languages', formatter=get_languages),
-            Mapping('series', formatter=get_first),
-            Mapping('seriesNumber', remote_field='series_number'),
-            Mapping('subjects'),
-            Mapping('subjectPlaces', remote_field='subject_places'),
-            Mapping('isbn13', remote_field='isbn_13', formatter=get_first),
-            Mapping('isbn10', remote_field='isbn_10', formatter=get_first),
-            Mapping('lccn', formatter=get_first),
-            Mapping(
-                'oclcNumber', remote_field='oclc_numbers',
-                formatter=get_first
             ),
+            Mapping("goodreadsKey", remote_field="goodreads_key"),
+            Mapping("asin"),
             Mapping(
-                'openlibraryKey', remote_field='key',
+                "firstPublishedDate",
-                formatter=get_openlibrary_key
+                remote_field="first_publish_date",
             ),
-            Mapping('goodreadsKey', remote_field='goodreads_key'),
+            Mapping("publishedDate", remote_field="publish_date"),
-            Mapping('asin'),
+            Mapping("pages", remote_field="number_of_pages"),
-            Mapping(
+            Mapping("physicalFormat", remote_field="physical_format"),
-                'firstPublishedDate', remote_field='first_publish_date',
+            Mapping("publishers"),
-            ),
-            Mapping('publishedDate', remote_field='publish_date'),
-            Mapping('pages', remote_field='number_of_pages'),
-            Mapping('physicalFormat', remote_field='physical_format'),
-            Mapping('publishers'),
         ]
 
         self.author_mappings = [
-            Mapping('id', remote_field='key', formatter=get_remote_id),
+            Mapping("id", remote_field="key", formatter=get_remote_id),
-            Mapping('name'),
+            Mapping("name"),
             Mapping(
-                'openlibraryKey', remote_field='key',
+                "openlibraryKey", remote_field="key", formatter=get_openlibrary_key
-                formatter=get_openlibrary_key
             ),
-            Mapping('born', remote_field='birth_date'),
+            Mapping("born", remote_field="birth_date"),
-            Mapping('died', remote_field='death_date'),
+            Mapping("died", remote_field="death_date"),
-            Mapping('bio', formatter=get_description),
+            Mapping("bio", formatter=get_description),
         ]
 
-
     def get_remote_id_from_data(self, data):
-        ''' format a url from an openlibrary id field '''
+        """ format a url from an openlibrary id field """
         try:
-            key = data['key']
+            key = data["key"]
         except KeyError:
-            raise ConnectorException('Invalid book data')
+            raise ConnectorException("Invalid book data")
-        return '%s%s' % (self.books_url, key)
+        return "%s%s" % (self.books_url, key)
-
 
     def is_work_data(self, data):
-        return bool(re.match(r'^[\/\w]+OL\d+W$', data['key']))
+        return bool(re.match(r"^[\/\w]+OL\d+W$", data["key"]))
-
 
     def get_edition_from_work_data(self, data):
         try:
-            key = data['key']
+            key = data["key"]
         except KeyError:
-            raise ConnectorException('Invalid book data')
+            raise ConnectorException("Invalid book data")
-        url = '%s%s/editions' % (self.books_url, key)
+        url = "%s%s/editions" % (self.books_url, key)
         data = get_data(url)
-        return pick_default_edition(data['entries'])
+        return pick_default_edition(data["entries"])
-
 
     def get_work_from_edition_data(self, data):
         try:
-            key = data['works'][0]['key']
+            key = data["works"][0]["key"]
         except (IndexError, KeyError):
-            raise ConnectorException('No work found for edition')
+            raise ConnectorException("No work found for edition")
-        url = '%s%s' % (self.books_url, key)
+        url = "%s%s" % (self.books_url, key)
         return get_data(url)
 
-
     def get_authors_from_data(self, data):
-        ''' parse author json and load or create authors '''
+        """ parse author json and load or create authors """
-        for author_blob in data.get('authors', []):
+        for author_blob in data.get("authors", []):
-            author_blob = author_blob.get('author', author_blob)
+            author_blob = author_blob.get("author", author_blob)
             # this id is "/authors/OL1234567A"
-            author_id = author_blob['key']
+            author_id = author_blob["key"]
-            url = '%s%s' % (self.base_url, author_id)
+            url = "%s%s" % (self.base_url, author_id)
             yield self.get_or_create_author(url)
 
-
     def get_cover_url(self, cover_blob):
-        ''' ask openlibrary for the cover '''
+        """ ask openlibrary for the cover """
         cover_id = cover_blob[0]
-        image_name = '%s-L.jpg' % cover_id
+        image_name = "%s-L.jpg" % cover_id
-        return '%s/b/id/%s' % (self.covers_url, image_name)
+        return "%s/b/id/%s" % (self.covers_url, image_name)
-
 
     def parse_search_data(self, data):
-        return data.get('docs')
+        return data.get("docs")
-
 
     def format_search_result(self, search_result):
         # build the remote id from the openlibrary key
-        key = self.books_url + search_result['key']
+        key = self.books_url + search_result["key"]
-        author = search_result.get('author_name') or ['Unknown']
+        author = search_result.get("author_name") or ["Unknown"]
         return SearchResult(
-            title=search_result.get('title'),
+            title=search_result.get("title"),
             key=key,
-            author=', '.join(author),
+            author=", ".join(author),
             connector=self,
-            year=search_result.get('first_publish_year'),
+            year=search_result.get("first_publish_year"),
         )
 
-
     def parse_isbn_search_data(self, data):
         return list(data.values())
 
     def format_isbn_search_result(self, search_result):
         # build the remote id from the openlibrary key
-        key = self.books_url + search_result['key']
+        key = self.books_url + search_result["key"]
-        authors = search_result.get('authors') or [{'name': 'Unknown'}]
+        authors = search_result.get("authors") or [{"name": "Unknown"}]
-        author_names = [ author.get('name') for author in authors]
+        author_names = [author.get("name") for author in authors]
         return SearchResult(
-            title=search_result.get('title'),
+            title=search_result.get("title"),
             key=key,
-            author=', '.join(author_names),
+            author=", ".join(author_names),
             connector=self,
-            year=search_result.get('publish_date'),
+            year=search_result.get("publish_date"),
         )
 
     def load_edition_data(self, olkey):
-        ''' query openlibrary for editions of a work '''
+        """ query openlibrary for editions of a work """
-        url = '%s/works/%s/editions' % (self.books_url, olkey)
+        url = "%s/works/%s/editions" % (self.books_url, olkey)
         return get_data(url)
 
-
     def expand_book_data(self, book):
         work = book
         # go from the edition to the work, if necessary
@@ -164,7 +150,7 @@ class Connector(AbstractConnector):
             # who knows, man
             return
 
-        for edition_data in edition_options.get('entries'):
+        for edition_data in edition_options.get("entries"):
             # does this edition have ANY interesting data?
             if ignore_edition(edition_data):
                 continue
@@ -172,62 +158,63 @@ class Connector(AbstractConnector):
 
 
 def ignore_edition(edition_data):
-    ''' don't load a million editions that have no metadata '''
+    """ don't load a million editions that have no metadata """
     # an isbn, we love to see it
-    if edition_data.get('isbn_13') or edition_data.get('isbn_10'):
+    if edition_data.get("isbn_13") or edition_data.get("isbn_10"):
-        print(edition_data.get('isbn_10'))
+        print(edition_data.get("isbn_10"))
         return False
     # grudgingly, oclc can stay
-    if edition_data.get('oclc_numbers'):
+    if edition_data.get("oclc_numbers"):
-        print(edition_data.get('oclc_numbers'))
+        print(edition_data.get("oclc_numbers"))
         return False
     # if it has a cover it can stay
-    if edition_data.get('covers'):
+    if edition_data.get("covers"):
-        print(edition_data.get('covers'))
+        print(edition_data.get("covers"))
         return False
     # keep non-english editions
-    if edition_data.get('languages') and \
+    if edition_data.get("languages") and "languages/eng" not in str(
-            'languages/eng' not in str(edition_data.get('languages')):
+        edition_data.get("languages")
-        print(edition_data.get('languages'))
+    ):
+        print(edition_data.get("languages"))
         return False
     return True
 
 
 def get_description(description_blob):
-    ''' descriptions can be a string or a dict '''
+    """ descriptions can be a string or a dict """
     if isinstance(description_blob, dict):
-        return description_blob.get('value')
+        return description_blob.get("value")
     return description_blob
 
 
 def get_openlibrary_key(key):
-    ''' convert /books/OL27320736M into OL27320736M '''
+    """ convert /books/OL27320736M into OL27320736M """
-    return key.split('/')[-1]
+    return key.split("/")[-1]
 
 
 def get_languages(language_blob):
-    ''' /language/eng -> English '''
+    """ /language/eng -> English """
     langs = []
     for lang in language_blob:
-        langs.append(
+        langs.append(languages.get(lang.get("key", ""), None))
-            languages.get(lang.get('key', ''), None)
-        )
     return langs
 
 
 def pick_default_edition(options):
-    ''' favor physical copies with covers in english '''
+    """ favor physical copies with covers in english """
     if not options:
         return None
     if len(options) == 1:
         return options[0]
 
-    options = [e for e in options if e.get('covers')] or options
+    options = [e for e in options if e.get("covers")] or options
-    options = [e for e in options if \
+    options = [
-        '/languages/eng' in str(e.get('languages'))] or options
+        e for e in options if "/languages/eng" in str(e.get("languages"))
-    formats = ['paperback', 'hardcover', 'mass market paperback']
+    ] or options
-    options = [e for e in options if \
+    formats = ["paperback", "hardcover", "mass market paperback"]
-        str(e.get('physical_format')).lower() in formats] or options
+    options = [
-    options = [e for e in options if e.get('isbn_13')] or options
+        e for e in options if str(e.get("physical_format")).lower() in formats
-    options = [e for e in options if e.get('ocaid')] or options
+    ] or options
+    options = [e for e in options if e.get("isbn_13")] or options
+    options = [e for e in options if e.get("ocaid")] or options
     return options[0]

bookwyrm/connectors/openlibrary_languages.py

@@ -1,467 +1,467 @@
-''' key lookups for openlibrary languages '''
+""" key lookups for openlibrary languages """
 languages = {
-    '/languages/eng': 'English',
+    "/languages/eng": "English",
-    '/languages/fre': 'French',
+    "/languages/fre": "French",
-    '/languages/spa': 'Spanish',
+    "/languages/spa": "Spanish",
-    '/languages/ger': 'German',
+    "/languages/ger": "German",
-    '/languages/rus': 'Russian',
+    "/languages/rus": "Russian",
-    '/languages/ita': 'Italian',
+    "/languages/ita": "Italian",
-    '/languages/chi': 'Chinese',
+    "/languages/chi": "Chinese",
-    '/languages/jpn': 'Japanese',
+    "/languages/jpn": "Japanese",
-    '/languages/por': 'Portuguese',
+    "/languages/por": "Portuguese",
-    '/languages/ara': 'Arabic',
+    "/languages/ara": "Arabic",
-    '/languages/pol': 'Polish',
+    "/languages/pol": "Polish",
-    '/languages/heb': 'Hebrew',
+    "/languages/heb": "Hebrew",
-    '/languages/kor': 'Korean',
+    "/languages/kor": "Korean",
-    '/languages/dut': 'Dutch',
+    "/languages/dut": "Dutch",
-    '/languages/ind': 'Indonesian',
+    "/languages/ind": "Indonesian",
-    '/languages/lat': 'Latin',
+    "/languages/lat": "Latin",
-    '/languages/und': 'Undetermined',
+    "/languages/und": "Undetermined",
-    '/languages/cmn': 'Mandarin',
+    "/languages/cmn": "Mandarin",
-    '/languages/hin': 'Hindi',
+    "/languages/hin": "Hindi",
-    '/languages/swe': 'Swedish',
+    "/languages/swe": "Swedish",
-    '/languages/dan': 'Danish',
+    "/languages/dan": "Danish",
-    '/languages/urd': 'Urdu',
+    "/languages/urd": "Urdu",
-    '/languages/hun': 'Hungarian',
+    "/languages/hun": "Hungarian",
-    '/languages/cze': 'Czech',
+    "/languages/cze": "Czech",
-    '/languages/tur': 'Turkish',
+    "/languages/tur": "Turkish",
-    '/languages/ukr': 'Ukrainian',
+    "/languages/ukr": "Ukrainian",
-    '/languages/gre': 'Greek',
+    "/languages/gre": "Greek",
-    '/languages/vie': 'Vietnamese',
+    "/languages/vie": "Vietnamese",
-    '/languages/bul': 'Bulgarian',
+    "/languages/bul": "Bulgarian",
-    '/languages/ben': 'Bengali',
+    "/languages/ben": "Bengali",
-    '/languages/rum': 'Romanian',
+    "/languages/rum": "Romanian",
-    '/languages/cat': 'Catalan',
+    "/languages/cat": "Catalan",
-    '/languages/nor': 'Norwegian',
+    "/languages/nor": "Norwegian",
-    '/languages/tha': 'Thai',
+    "/languages/tha": "Thai",
-    '/languages/per': 'Persian',
+    "/languages/per": "Persian",
-    '/languages/scr': 'Croatian',
+    "/languages/scr": "Croatian",
-    '/languages/mul': 'Multiple languages',
+    "/languages/mul": "Multiple languages",
-    '/languages/fin': 'Finnish',
+    "/languages/fin": "Finnish",
-    '/languages/tam': 'Tamil',
+    "/languages/tam": "Tamil",
-    '/languages/guj': 'Gujarati',
+    "/languages/guj": "Gujarati",
-    '/languages/mar': 'Marathi',
+    "/languages/mar": "Marathi",
-    '/languages/scc': 'Serbian',
+    "/languages/scc": "Serbian",
-    '/languages/pan': 'Panjabi',
+    "/languages/pan": "Panjabi",
-    '/languages/wel': 'Welsh',
+    "/languages/wel": "Welsh",
-    '/languages/tel': 'Telugu',
+    "/languages/tel": "Telugu",
-    '/languages/yid': 'Yiddish',
+    "/languages/yid": "Yiddish",
-    '/languages/kan': 'Kannada',
+    "/languages/kan": "Kannada",
-    '/languages/slo': 'Slovak',
+    "/languages/slo": "Slovak",
-    '/languages/san': 'Sanskrit',
+    "/languages/san": "Sanskrit",
-    '/languages/arm': 'Armenian',
+    "/languages/arm": "Armenian",
-    '/languages/mal': 'Malayalam',
+    "/languages/mal": "Malayalam",
-    '/languages/may': 'Malay',
+    "/languages/may": "Malay",
-    '/languages/bur': 'Burmese',
+    "/languages/bur": "Burmese",
-    '/languages/slv': 'Slovenian',
+    "/languages/slv": "Slovenian",
-    '/languages/lit': 'Lithuanian',
+    "/languages/lit": "Lithuanian",
-    '/languages/tib': 'Tibetan',
+    "/languages/tib": "Tibetan",
-    '/languages/lav': 'Latvian',
+    "/languages/lav": "Latvian",
-    '/languages/est': 'Estonian',
+    "/languages/est": "Estonian",
-    '/languages/nep': 'Nepali',
+    "/languages/nep": "Nepali",
-    '/languages/ori': 'Oriya',
+    "/languages/ori": "Oriya",
-    '/languages/mon': 'Mongolian',
+    "/languages/mon": "Mongolian",
-    '/languages/alb': 'Albanian',
+    "/languages/alb": "Albanian",
-    '/languages/iri': 'Irish',
+    "/languages/iri": "Irish",
-    '/languages/geo': 'Georgian',
+    "/languages/geo": "Georgian",
-    '/languages/afr': 'Afrikaans',
+    "/languages/afr": "Afrikaans",
-    '/languages/grc': 'Ancient Greek',
+    "/languages/grc": "Ancient Greek",
-    '/languages/mac': 'Macedonian',
+    "/languages/mac": "Macedonian",
-    '/languages/bel': 'Belarusian',
+    "/languages/bel": "Belarusian",
-    '/languages/ice': 'Icelandic',
+    "/languages/ice": "Icelandic",
-    '/languages/srp': 'Serbian',
+    "/languages/srp": "Serbian",
-    '/languages/snh': 'Sinhalese',
+    "/languages/snh": "Sinhalese",
-    '/languages/snd': 'Sindhi',
+    "/languages/snd": "Sindhi",
-    '/languages/ota': 'Turkish, Ottoman',
+    "/languages/ota": "Turkish, Ottoman",
-    '/languages/kur': 'Kurdish',
+    "/languages/kur": "Kurdish",
-    '/languages/aze': 'Azerbaijani',
+    "/languages/aze": "Azerbaijani",
-    '/languages/pus': 'Pushto',
+    "/languages/pus": "Pushto",
-    '/languages/amh': 'Amharic',
+    "/languages/amh": "Amharic",
-    '/languages/gag': 'Galician',
+    "/languages/gag": "Galician",
-    '/languages/hrv': 'Croatian',
+    "/languages/hrv": "Croatian",
-    '/languages/sin': 'Sinhalese',
+    "/languages/sin": "Sinhalese",
-    '/languages/asm': 'Assamese',
+    "/languages/asm": "Assamese",
-    '/languages/uzb': 'Uzbek',
+    "/languages/uzb": "Uzbek",
-    '/languages/gae': 'Scottish Gaelix',
+    "/languages/gae": "Scottish Gaelix",
-    '/languages/kaz': 'Kazakh',
+    "/languages/kaz": "Kazakh",
-    '/languages/swa': 'Swahili',
+    "/languages/swa": "Swahili",
-    '/languages/bos': 'Bosnian',
+    "/languages/bos": "Bosnian",
-    '/languages/glg': 'Galician ',
+    "/languages/glg": "Galician ",
-    '/languages/baq': 'Basque',
+    "/languages/baq": "Basque",
-    '/languages/tgl': 'Tagalog',
+    "/languages/tgl": "Tagalog",
-    '/languages/raj': 'Rajasthani',
+    "/languages/raj": "Rajasthani",
-    '/languages/gle': 'Irish',
+    "/languages/gle": "Irish",
-    '/languages/lao': 'Lao',
+    "/languages/lao": "Lao",
-    '/languages/jav': 'Javanese',
+    "/languages/jav": "Javanese",
-    '/languages/mai': 'Maithili',
+    "/languages/mai": "Maithili",
-    '/languages/tgk': 'Tajik ',
+    "/languages/tgk": "Tajik ",
-    '/languages/khm': 'Khmer',
+    "/languages/khm": "Khmer",
-    '/languages/roh': 'Raeto-Romance',
+    "/languages/roh": "Raeto-Romance",
-    '/languages/kok': 'Konkani ',
+    "/languages/kok": "Konkani ",
-    '/languages/sit': 'Sino-Tibetan (Other)',
+    "/languages/sit": "Sino-Tibetan (Other)",
-    '/languages/mol': 'Moldavian',
+    "/languages/mol": "Moldavian",
-    '/languages/kir': 'Kyrgyz',
+    "/languages/kir": "Kyrgyz",
-    '/languages/new': 'Newari',
+    "/languages/new": "Newari",
-    '/languages/inc': 'Indic (Other)',
+    "/languages/inc": "Indic (Other)",
-    '/languages/frm': 'French, Middle (ca. 1300-1600)',
+    "/languages/frm": "French, Middle (ca. 1300-1600)",
-    '/languages/esp': 'Esperanto',
+    "/languages/esp": "Esperanto",
-    '/languages/hau': 'Hausa',
+    "/languages/hau": "Hausa",
-    '/languages/tag': 'Tagalog',
+    "/languages/tag": "Tagalog",
-    '/languages/tuk': 'Turkmen',
+    "/languages/tuk": "Turkmen",
-    '/languages/enm': 'English, Middle (1100-1500)',
+    "/languages/enm": "English, Middle (1100-1500)",
-    '/languages/map': 'Austronesian (Other)',
+    "/languages/map": "Austronesian (Other)",
-    '/languages/pli': 'Pali',
+    "/languages/pli": "Pali",
-    '/languages/fro': 'French, Old (ca. 842-1300)',
+    "/languages/fro": "French, Old (ca. 842-1300)",
-    '/languages/nic': 'Niger-Kordofanian (Other)',
+    "/languages/nic": "Niger-Kordofanian (Other)",
-    '/languages/tir': 'Tigrinya',
+    "/languages/tir": "Tigrinya",
-    '/languages/wen': 'Sorbian (Other)',
+    "/languages/wen": "Sorbian (Other)",
-    '/languages/bho': 'Bhojpuri',
+    "/languages/bho": "Bhojpuri",
-    '/languages/roa': 'Romance (Other)',
+    "/languages/roa": "Romance (Other)",
-    '/languages/tut': 'Altaic (Other)',
+    "/languages/tut": "Altaic (Other)",
-    '/languages/bra': 'Braj',
+    "/languages/bra": "Braj",
-    '/languages/sun': 'Sundanese',
+    "/languages/sun": "Sundanese",
-    '/languages/fiu': 'Finno-Ugrian (Other)',
+    "/languages/fiu": "Finno-Ugrian (Other)",
-    '/languages/far': 'Faroese',
+    "/languages/far": "Faroese",
-    '/languages/ban': 'Balinese',
+    "/languages/ban": "Balinese",
-    '/languages/tar': 'Tatar',
+    "/languages/tar": "Tatar",
-    '/languages/bak': 'Bashkir',
+    "/languages/bak": "Bashkir",
-    '/languages/tat': 'Tatar',
+    "/languages/tat": "Tatar",
-    '/languages/chu': 'Church Slavic',
+    "/languages/chu": "Church Slavic",
-    '/languages/dra': 'Dravidian (Other)',
+    "/languages/dra": "Dravidian (Other)",
-    '/languages/pra': 'Prakrit languages',
+    "/languages/pra": "Prakrit languages",
-    '/languages/paa': 'Papuan (Other)',
+    "/languages/paa": "Papuan (Other)",
-    '/languages/doi': 'Dogri',
+    "/languages/doi": "Dogri",
-    '/languages/lah': 'Lahndā',
+    "/languages/lah": "Lahndā",
-    '/languages/mni': 'Manipuri',
+    "/languages/mni": "Manipuri",
-    '/languages/yor': 'Yoruba',
+    "/languages/yor": "Yoruba",
-    '/languages/gmh': 'German, Middle High (ca. 1050-1500)',
+    "/languages/gmh": "German, Middle High (ca. 1050-1500)",
-    '/languages/kas': 'Kashmiri',
+    "/languages/kas": "Kashmiri",
-    '/languages/fri': 'Frisian',
+    "/languages/fri": "Frisian",
-    '/languages/mla': 'Malagasy',
+    "/languages/mla": "Malagasy",
-    '/languages/egy': 'Egyptian',
+    "/languages/egy": "Egyptian",
-    '/languages/rom': 'Romani',
+    "/languages/rom": "Romani",
-    '/languages/syr': 'Syriac, Modern',
+    "/languages/syr": "Syriac, Modern",
-    '/languages/cau': 'Caucasian (Other)',
+    "/languages/cau": "Caucasian (Other)",
-    '/languages/hbs': 'Serbo-Croatian',
+    "/languages/hbs": "Serbo-Croatian",
-    '/languages/sai': 'South American Indian (Other)',
+    "/languages/sai": "South American Indian (Other)",
-    '/languages/pro': 'Provençal (to 1500)',
+    "/languages/pro": "Provençal (to 1500)",
-    '/languages/cpf': 'Creoles and Pidgins, French-based (Other)',
+    "/languages/cpf": "Creoles and Pidgins, French-based (Other)",
-    '/languages/ang': 'English, Old (ca. 450-1100)',
+    "/languages/ang": "English, Old (ca. 450-1100)",
-    '/languages/bal': 'Baluchi',
+    "/languages/bal": "Baluchi",
-    '/languages/gla': 'Scottish Gaelic',
+    "/languages/gla": "Scottish Gaelic",
-    '/languages/chv': 'Chuvash',
+    "/languages/chv": "Chuvash",
-    '/languages/kin': 'Kinyarwanda',
+    "/languages/kin": "Kinyarwanda",
-    '/languages/zul': 'Zulu',
+    "/languages/zul": "Zulu",
-    '/languages/sla': 'Slavic (Other)',
+    "/languages/sla": "Slavic (Other)",
-    '/languages/som': 'Somali',
+    "/languages/som": "Somali",
-    '/languages/mlt': 'Maltese',
+    "/languages/mlt": "Maltese",
-    '/languages/uig': 'Uighur',
+    "/languages/uig": "Uighur",
-    '/languages/mlg': 'Malagasy',
+    "/languages/mlg": "Malagasy",
-    '/languages/sho': 'Shona',
+    "/languages/sho": "Shona",
-    '/languages/lan': 'Occitan (post 1500)',
+    "/languages/lan": "Occitan (post 1500)",
-    '/languages/bre': 'Breton',
+    "/languages/bre": "Breton",
-    '/languages/sco': 'Scots',
+    "/languages/sco": "Scots",
-    '/languages/sso': 'Sotho',
+    "/languages/sso": "Sotho",
-    '/languages/myn': 'Mayan languages',
+    "/languages/myn": "Mayan languages",
-    '/languages/xho': 'Xhosa',
+    "/languages/xho": "Xhosa",
-    '/languages/gem': 'Germanic (Other)',
+    "/languages/gem": "Germanic (Other)",
-    '/languages/esk': 'Eskimo languages',
+    "/languages/esk": "Eskimo languages",
-    '/languages/akk': 'Akkadian',
+    "/languages/akk": "Akkadian",
-    '/languages/div': 'Maldivian',
+    "/languages/div": "Maldivian",
-    '/languages/sah': 'Yakut',
+    "/languages/sah": "Yakut",
-    '/languages/tsw': 'Tswana',
+    "/languages/tsw": "Tswana",
-    '/languages/nso': 'Northern Sotho',
+    "/languages/nso": "Northern Sotho",
-    '/languages/pap': 'Papiamento',
+    "/languages/pap": "Papiamento",
-    '/languages/bnt': 'Bantu (Other)',
+    "/languages/bnt": "Bantu (Other)",
-    '/languages/oss': 'Ossetic',
+    "/languages/oss": "Ossetic",
-    '/languages/cre': 'Cree',
+    "/languages/cre": "Cree",
-    '/languages/ibo': 'Igbo',
+    "/languages/ibo": "Igbo",
-    '/languages/fao': 'Faroese',
+    "/languages/fao": "Faroese",
-    '/languages/nai': 'North American Indian (Other)',
+    "/languages/nai": "North American Indian (Other)",
-    '/languages/mag': 'Magahi',
+    "/languages/mag": "Magahi",
-    '/languages/arc': 'Aramaic',
+    "/languages/arc": "Aramaic",
-    '/languages/epo': 'Esperanto',
+    "/languages/epo": "Esperanto",
-    '/languages/kha': 'Khasi',
+    "/languages/kha": "Khasi",
-    '/languages/oji': 'Ojibwa',
+    "/languages/oji": "Ojibwa",
-    '/languages/que': 'Quechua',
+    "/languages/que": "Quechua",
-    '/languages/lug': 'Ganda',
+    "/languages/lug": "Ganda",
-    '/languages/mwr': 'Marwari',
+    "/languages/mwr": "Marwari",
-    '/languages/awa': 'Awadhi ',
+    "/languages/awa": "Awadhi ",
-    '/languages/cor': 'Cornish',
+    "/languages/cor": "Cornish",
-    '/languages/lad': 'Ladino',
+    "/languages/lad": "Ladino",
-    '/languages/dzo': 'Dzongkha',
+    "/languages/dzo": "Dzongkha",
-    '/languages/cop': 'Coptic',
+    "/languages/cop": "Coptic",
-    '/languages/nah': 'Nahuatl',
+    "/languages/nah": "Nahuatl",
-    '/languages/cai': 'Central American Indian (Other)',
+    "/languages/cai": "Central American Indian (Other)",
-    '/languages/phi': 'Philippine (Other)',
+    "/languages/phi": "Philippine (Other)",
-    '/languages/moh': 'Mohawk',
+    "/languages/moh": "Mohawk",
-    '/languages/crp': 'Creoles and Pidgins (Other)',
+    "/languages/crp": "Creoles and Pidgins (Other)",
-    '/languages/nya': 'Nyanja',
+    "/languages/nya": "Nyanja",
-    '/languages/wol': 'Wolof ',
+    "/languages/wol": "Wolof ",
-    '/languages/haw': 'Hawaiian',
+    "/languages/haw": "Hawaiian",
-    '/languages/eth': 'Ethiopic',
+    "/languages/eth": "Ethiopic",
-    '/languages/mis': 'Miscellaneous languages',
+    "/languages/mis": "Miscellaneous languages",
-    '/languages/mkh': 'Mon-Khmer (Other)',
+    "/languages/mkh": "Mon-Khmer (Other)",
-    '/languages/alg': 'Algonquian (Other)',
+    "/languages/alg": "Algonquian (Other)",
-    '/languages/nde': 'Ndebele (Zimbabwe)',
+    "/languages/nde": "Ndebele (Zimbabwe)",
-    '/languages/ssa': 'Nilo-Saharan (Other)',
+    "/languages/ssa": "Nilo-Saharan (Other)",
-    '/languages/chm': 'Mari',
+    "/languages/chm": "Mari",
-    '/languages/che': 'Chechen',
+    "/languages/che": "Chechen",
-    '/languages/gez': 'Ethiopic',
+    "/languages/gez": "Ethiopic",
-    '/languages/ven': 'Venda',
+    "/languages/ven": "Venda",
-    '/languages/cam': 'Khmer',
+    "/languages/cam": "Khmer",
-    '/languages/fur': 'Friulian',
+    "/languages/fur": "Friulian",
-    '/languages/ful': 'Fula',
+    "/languages/ful": "Fula",
-    '/languages/gal': 'Oromo',
+    "/languages/gal": "Oromo",
-    '/languages/jrb': 'Judeo-Arabic',
+    "/languages/jrb": "Judeo-Arabic",
-    '/languages/bua': 'Buriat',
+    "/languages/bua": "Buriat",
-    '/languages/ady': 'Adygei',
+    "/languages/ady": "Adygei",
-    '/languages/bem': 'Bemba',
+    "/languages/bem": "Bemba",
-    '/languages/kar': 'Karen languages',
+    "/languages/kar": "Karen languages",
-    '/languages/sna': 'Shona',
+    "/languages/sna": "Shona",
-    '/languages/twi': 'Twi',
+    "/languages/twi": "Twi",
-    '/languages/btk': 'Batak',
+    "/languages/btk": "Batak",
-    '/languages/kaa': 'Kara-Kalpak',
+    "/languages/kaa": "Kara-Kalpak",
-    '/languages/kom': 'Komi',
+    "/languages/kom": "Komi",
-    '/languages/sot': 'Sotho',
+    "/languages/sot": "Sotho",
-    '/languages/tso': 'Tsonga',
+    "/languages/tso": "Tsonga",
-    '/languages/cpe': 'Creoles and Pidgins, English-based (Other)',
+    "/languages/cpe": "Creoles and Pidgins, English-based (Other)",
-    '/languages/gua': 'Guarani',
+    "/languages/gua": "Guarani",
-    '/languages/mao': 'Maori',
+    "/languages/mao": "Maori",
-    '/languages/mic': 'Micmac',
+    "/languages/mic": "Micmac",
-    '/languages/swz': 'Swazi',
+    "/languages/swz": "Swazi",
-    '/languages/taj': 'Tajik',
+    "/languages/taj": "Tajik",
-    '/languages/smo': 'Samoan',
+    "/languages/smo": "Samoan",
-    '/languages/ace': 'Achinese',
+    "/languages/ace": "Achinese",
-    '/languages/afa': 'Afroasiatic (Other)',
+    "/languages/afa": "Afroasiatic (Other)",
-    '/languages/lap': 'Sami',
+    "/languages/lap": "Sami",
-    '/languages/min': 'Minangkabau',
+    "/languages/min": "Minangkabau",
-    '/languages/oci': 'Occitan (post 1500)',
+    "/languages/oci": "Occitan (post 1500)",
-    '/languages/tsn': 'Tswana',
+    "/languages/tsn": "Tswana",
-    '/languages/pal': 'Pahlavi',
+    "/languages/pal": "Pahlavi",
-    '/languages/sux': 'Sumerian',
+    "/languages/sux": "Sumerian",
-    '/languages/ewe': 'Ewe',
+    "/languages/ewe": "Ewe",
-    '/languages/him': 'Himachali',
+    "/languages/him": "Himachali",
-    '/languages/kaw': 'Kawi',
+    "/languages/kaw": "Kawi",
-    '/languages/lus': 'Lushai',
+    "/languages/lus": "Lushai",
-    '/languages/ceb': 'Cebuano',
+    "/languages/ceb": "Cebuano",
-    '/languages/chr': 'Cherokee',
+    "/languages/chr": "Cherokee",
-    '/languages/fil': 'Filipino',
+    "/languages/fil": "Filipino",
-    '/languages/ndo': 'Ndonga',
+    "/languages/ndo": "Ndonga",
-    '/languages/ilo': 'Iloko',
+    "/languages/ilo": "Iloko",
-    '/languages/kbd': 'Kabardian',
+    "/languages/kbd": "Kabardian",
-    '/languages/orm': 'Oromo',
+    "/languages/orm": "Oromo",
-    '/languages/dum': 'Dutch, Middle (ca. 1050-1350)',
+    "/languages/dum": "Dutch, Middle (ca. 1050-1350)",
-    '/languages/bam': 'Bambara',
+    "/languages/bam": "Bambara",
-    '/languages/goh': 'Old High German',
+    "/languages/goh": "Old High German",
-    '/languages/got': 'Gothic',
+    "/languages/got": "Gothic",
-    '/languages/kon': 'Kongo',
+    "/languages/kon": "Kongo",
-    '/languages/mun': 'Munda (Other)',
+    "/languages/mun": "Munda (Other)",
-    '/languages/kru': 'Kurukh',
+    "/languages/kru": "Kurukh",
-    '/languages/pam': 'Pampanga',
+    "/languages/pam": "Pampanga",
-    '/languages/grn': 'Guarani',
+    "/languages/grn": "Guarani",
-    '/languages/gaa': 'Gã',
+    "/languages/gaa": "Gã",
-    '/languages/fry': 'Frisian',
+    "/languages/fry": "Frisian",
-    '/languages/iba': 'Iban',
+    "/languages/iba": "Iban",
-    '/languages/mak': 'Makasar',
+    "/languages/mak": "Makasar",
-    '/languages/kik': 'Kikuyu',
+    "/languages/kik": "Kikuyu",
-    '/languages/cho': 'Choctaw',
+    "/languages/cho": "Choctaw",
-    '/languages/cpp': 'Creoles and Pidgins, Portuguese-based (Other)',
+    "/languages/cpp": "Creoles and Pidgins, Portuguese-based (Other)",
-    '/languages/dak': 'Dakota',
+    "/languages/dak": "Dakota",
-    '/languages/udm': 'Udmurt ',
+    "/languages/udm": "Udmurt ",
-    '/languages/hat': 'Haitian French Creole',
+    "/languages/hat": "Haitian French Creole",
-    '/languages/mus': 'Creek',
+    "/languages/mus": "Creek",
-    '/languages/ber': 'Berber (Other)',
+    "/languages/ber": "Berber (Other)",
-    '/languages/hil': 'Hiligaynon',
+    "/languages/hil": "Hiligaynon",
-    '/languages/iro': 'Iroquoian (Other)',
+    "/languages/iro": "Iroquoian (Other)",
-    '/languages/kua': 'Kuanyama',
+    "/languages/kua": "Kuanyama",
-    '/languages/mno': 'Manobo languages',
+    "/languages/mno": "Manobo languages",
-    '/languages/run': 'Rundi',
+    "/languages/run": "Rundi",
-    '/languages/sat': 'Santali',
+    "/languages/sat": "Santali",
-    '/languages/shn': 'Shan',
+    "/languages/shn": "Shan",
-    '/languages/tyv': 'Tuvinian',
+    "/languages/tyv": "Tuvinian",
-    '/languages/chg': 'Chagatai',
+    "/languages/chg": "Chagatai",
-    '/languages/syc': 'Syriac',
+    "/languages/syc": "Syriac",
-    '/languages/ath': 'Athapascan (Other)',
+    "/languages/ath": "Athapascan (Other)",
-    '/languages/aym': 'Aymara',
+    "/languages/aym": "Aymara",
-    '/languages/bug': 'Bugis',
+    "/languages/bug": "Bugis",
-    '/languages/cel': 'Celtic (Other)',
+    "/languages/cel": "Celtic (Other)",
-    '/languages/int': 'Interlingua (International Auxiliary Language Association)',
+    "/languages/int": "Interlingua (International Auxiliary Language Association)",
-    '/languages/xal': 'Oirat',
+    "/languages/xal": "Oirat",
-    '/languages/ava': 'Avaric',
+    "/languages/ava": "Avaric",
-    '/languages/son': 'Songhai',
+    "/languages/son": "Songhai",
-    '/languages/tah': 'Tahitian',
+    "/languages/tah": "Tahitian",
-    '/languages/tet': 'Tetum',
+    "/languages/tet": "Tetum",
-    '/languages/ira': 'Iranian (Other)',
+    "/languages/ira": "Iranian (Other)",
-    '/languages/kac': 'Kachin',
+    "/languages/kac": "Kachin",
-    '/languages/nob': 'Norwegian (Bokmål)',
+    "/languages/nob": "Norwegian (Bokmål)",
-    '/languages/vai': 'Vai',
+    "/languages/vai": "Vai",
-    '/languages/bik': 'Bikol',
+    "/languages/bik": "Bikol",
-    '/languages/mos': 'Mooré',
+    "/languages/mos": "Mooré",
-    '/languages/tig': 'Tigré',
+    "/languages/tig": "Tigré",
-    '/languages/fat': 'Fanti',
+    "/languages/fat": "Fanti",
-    '/languages/her': 'Herero',
+    "/languages/her": "Herero",
-    '/languages/kal': 'Kalâtdlisut',
+    "/languages/kal": "Kalâtdlisut",
-    '/languages/mad': 'Madurese',
+    "/languages/mad": "Madurese",
-    '/languages/yue': 'Cantonese',
+    "/languages/yue": "Cantonese",
-    '/languages/chn': 'Chinook jargon',
+    "/languages/chn": "Chinook jargon",
-    '/languages/hmn': 'Hmong',
+    "/languages/hmn": "Hmong",
-    '/languages/lin': 'Lingala',
+    "/languages/lin": "Lingala",
-    '/languages/man': 'Mandingo',
+    "/languages/man": "Mandingo",
-    '/languages/nds': 'Low German',
+    "/languages/nds": "Low German",
-    '/languages/bas': 'Basa',
+    "/languages/bas": "Basa",
-    '/languages/gay': 'Gayo',
+    "/languages/gay": "Gayo",
-    '/languages/gsw': 'gsw',
+    "/languages/gsw": "gsw",
-    '/languages/ine': 'Indo-European (Other)',
+    "/languages/ine": "Indo-European (Other)",
-    '/languages/kro': 'Kru (Other)',
+    "/languages/kro": "Kru (Other)",
-    '/languages/kum': 'Kumyk',
+    "/languages/kum": "Kumyk",
-    '/languages/tsi': 'Tsimshian',
+    "/languages/tsi": "Tsimshian",
-    '/languages/zap': 'Zapotec',
+    "/languages/zap": "Zapotec",
-    '/languages/ach': 'Acoli',
+    "/languages/ach": "Acoli",
-    '/languages/ada': 'Adangme',
+    "/languages/ada": "Adangme",
-    '/languages/aka': 'Akan',
+    "/languages/aka": "Akan",
-    '/languages/khi': 'Khoisan (Other)',
+    "/languages/khi": "Khoisan (Other)",
-    '/languages/srd': 'Sardinian',
+    "/languages/srd": "Sardinian",
-    '/languages/arn': 'Mapuche',
+    "/languages/arn": "Mapuche",
-    '/languages/dyu': 'Dyula',
+    "/languages/dyu": "Dyula",
-    '/languages/loz': 'Lozi',
+    "/languages/loz": "Lozi",
-    '/languages/ltz': 'Luxembourgish',
+    "/languages/ltz": "Luxembourgish",
-    '/languages/sag': 'Sango (Ubangi Creole)',
+    "/languages/sag": "Sango (Ubangi Creole)",
-    '/languages/lez': 'Lezgian',
+    "/languages/lez": "Lezgian",
-    '/languages/luo': 'Luo (Kenya and Tanzania)',
+    "/languages/luo": "Luo (Kenya and Tanzania)",
-    '/languages/ssw': 'Swazi ',
+    "/languages/ssw": "Swazi ",
-    '/languages/krc': 'Karachay-Balkar',
+    "/languages/krc": "Karachay-Balkar",
-    '/languages/nyn': 'Nyankole',
+    "/languages/nyn": "Nyankole",
-    '/languages/sal': 'Salishan languages',
+    "/languages/sal": "Salishan languages",
-    '/languages/jpr': 'Judeo-Persian',
+    "/languages/jpr": "Judeo-Persian",
-    '/languages/pau': 'Palauan',
+    "/languages/pau": "Palauan",
-    '/languages/smi': 'Sami',
+    "/languages/smi": "Sami",
-    '/languages/aar': 'Afar',
+    "/languages/aar": "Afar",
-    '/languages/abk': 'Abkhaz',
+    "/languages/abk": "Abkhaz",
-    '/languages/gon': 'Gondi',
+    "/languages/gon": "Gondi",
-    '/languages/nzi': 'Nzima',
+    "/languages/nzi": "Nzima",
-    '/languages/sam': 'Samaritan Aramaic',
+    "/languages/sam": "Samaritan Aramaic",
-    '/languages/sao': 'Samoan',
+    "/languages/sao": "Samoan",
-    '/languages/srr': 'Serer',
+    "/languages/srr": "Serer",
-    '/languages/apa': 'Apache languages',
+    "/languages/apa": "Apache languages",
-    '/languages/crh': 'Crimean Tatar',
+    "/languages/crh": "Crimean Tatar",
-    '/languages/efi': 'Efik',
+    "/languages/efi": "Efik",
-    '/languages/iku': 'Inuktitut',
+    "/languages/iku": "Inuktitut",
-    '/languages/nav': 'Navajo',
+    "/languages/nav": "Navajo",
-    '/languages/pon': 'Ponape',
+    "/languages/pon": "Ponape",
-    '/languages/tmh': 'Tamashek',
+    "/languages/tmh": "Tamashek",
-    '/languages/aus': 'Australian languages',
+    "/languages/aus": "Australian languages",
-    '/languages/oto': 'Otomian languages',
+    "/languages/oto": "Otomian languages",
-    '/languages/war': 'Waray',
+    "/languages/war": "Waray",
-    '/languages/ypk': 'Yupik languages',
+    "/languages/ypk": "Yupik languages",
-    '/languages/ave': 'Avestan',
+    "/languages/ave": "Avestan",
-    '/languages/cus': 'Cushitic (Other)',
+    "/languages/cus": "Cushitic (Other)",
-    '/languages/del': 'Delaware',
+    "/languages/del": "Delaware",
-    '/languages/fon': 'Fon',
+    "/languages/fon": "Fon",
-    '/languages/ina': 'Interlingua (International Auxiliary Language Association)',
+    "/languages/ina": "Interlingua (International Auxiliary Language Association)",
-    '/languages/myv': 'Erzya',
+    "/languages/myv": "Erzya",
-    '/languages/pag': 'Pangasinan',
+    "/languages/pag": "Pangasinan",
-    '/languages/peo': 'Old Persian (ca. 600-400 B.C.)',
+    "/languages/peo": "Old Persian (ca. 600-400 B.C.)",
-    '/languages/vls': 'Flemish',
+    "/languages/vls": "Flemish",
-    '/languages/bai': 'Bamileke languages',
+    "/languages/bai": "Bamileke languages",
-    '/languages/bla': 'Siksika',
+    "/languages/bla": "Siksika",
-    '/languages/day': 'Dayak',
+    "/languages/day": "Dayak",
-    '/languages/men': 'Mende',
+    "/languages/men": "Mende",
-    '/languages/tai': 'Tai',
+    "/languages/tai": "Tai",
-    '/languages/ton': 'Tongan',
+    "/languages/ton": "Tongan",
-    '/languages/uga': 'Ugaritic',
+    "/languages/uga": "Ugaritic",
-    '/languages/yao': 'Yao (Africa)',
+    "/languages/yao": "Yao (Africa)",
-    '/languages/zza': 'Zaza',
+    "/languages/zza": "Zaza",
-    '/languages/bin': 'Edo',
+    "/languages/bin": "Edo",
-    '/languages/frs': 'East Frisian',
+    "/languages/frs": "East Frisian",
-    '/languages/inh': 'Ingush',
+    "/languages/inh": "Ingush",
-    '/languages/mah': 'Marshallese',
+    "/languages/mah": "Marshallese",
-    '/languages/sem': 'Semitic (Other)',
+    "/languages/sem": "Semitic (Other)",
-    '/languages/art': 'Artificial (Other)',
+    "/languages/art": "Artificial (Other)",
-    '/languages/chy': 'Cheyenne',
+    "/languages/chy": "Cheyenne",
-    '/languages/cmc': 'Chamic languages',
+    "/languages/cmc": "Chamic languages",
-    '/languages/dar': 'Dargwa',
+    "/languages/dar": "Dargwa",
-    '/languages/dua': 'Duala',
+    "/languages/dua": "Duala",
-    '/languages/elx': 'Elamite',
+    "/languages/elx": "Elamite",
-    '/languages/fan': 'Fang',
+    "/languages/fan": "Fang",
-    '/languages/fij': 'Fijian',
+    "/languages/fij": "Fijian",
-    '/languages/gil': 'Gilbertese',
+    "/languages/gil": "Gilbertese",
-    '/languages/ijo': 'Ijo',
+    "/languages/ijo": "Ijo",
-    '/languages/kam': 'Kamba',
+    "/languages/kam": "Kamba",
-    '/languages/nog': 'Nogai',
+    "/languages/nog": "Nogai",
-    '/languages/non': 'Old Norse',
+    "/languages/non": "Old Norse",
-    '/languages/tem': 'Temne',
+    "/languages/tem": "Temne",
-    '/languages/arg': 'Aragonese',
+    "/languages/arg": "Aragonese",
-    '/languages/arp': 'Arapaho',
+    "/languages/arp": "Arapaho",
-    '/languages/arw': 'Arawak',
+    "/languages/arw": "Arawak",
-    '/languages/din': 'Dinka',
+    "/languages/din": "Dinka",
-    '/languages/grb': 'Grebo',
+    "/languages/grb": "Grebo",
-    '/languages/kos': 'Kusaie',
+    "/languages/kos": "Kusaie",
-    '/languages/lub': 'Luba-Katanga',
+    "/languages/lub": "Luba-Katanga",
-    '/languages/mnc': 'Manchu',
+    "/languages/mnc": "Manchu",
-    '/languages/nyo': 'Nyoro',
+    "/languages/nyo": "Nyoro",
-    '/languages/rar': 'Rarotongan',
+    "/languages/rar": "Rarotongan",
-    '/languages/sel': 'Selkup',
+    "/languages/sel": "Selkup",
-    '/languages/tkl': 'Tokelauan',
+    "/languages/tkl": "Tokelauan",
-    '/languages/tog': 'Tonga (Nyasa)',
+    "/languages/tog": "Tonga (Nyasa)",
-    '/languages/tum': 'Tumbuka',
+    "/languages/tum": "Tumbuka",
-    '/languages/alt': 'Altai',
+    "/languages/alt": "Altai",
-    '/languages/ase': 'American Sign Language',
+    "/languages/ase": "American Sign Language",
-    '/languages/ast': 'Asturian',
+    "/languages/ast": "Asturian",
-    '/languages/chk': 'Chuukese',
+    "/languages/chk": "Chuukese",
-    '/languages/cos': 'Corsican',
+    "/languages/cos": "Corsican",
-    '/languages/ewo': 'Ewondo',
+    "/languages/ewo": "Ewondo",
-    '/languages/gor': 'Gorontalo',
+    "/languages/gor": "Gorontalo",
-    '/languages/hmo': 'Hiri Motu',
+    "/languages/hmo": "Hiri Motu",
-    '/languages/lol': 'Mongo-Nkundu',
+    "/languages/lol": "Mongo-Nkundu",
-    '/languages/lun': 'Lunda',
+    "/languages/lun": "Lunda",
-    '/languages/mas': 'Masai',
+    "/languages/mas": "Masai",
-    '/languages/niu': 'Niuean',
+    "/languages/niu": "Niuean",
-    '/languages/rup': 'Aromanian',
+    "/languages/rup": "Aromanian",
-    '/languages/sas': 'Sasak',
+    "/languages/sas": "Sasak",
-    '/languages/sio': 'Siouan (Other)',
+    "/languages/sio": "Siouan (Other)",
-    '/languages/sus': 'Susu',
+    "/languages/sus": "Susu",
-    '/languages/zun': 'Zuni',
+    "/languages/zun": "Zuni",
-    '/languages/bat': 'Baltic (Other)',
+    "/languages/bat": "Baltic (Other)",
-    '/languages/car': 'Carib',
+    "/languages/car": "Carib",
-    '/languages/cha': 'Chamorro',
+    "/languages/cha": "Chamorro",
-    '/languages/kab': 'Kabyle',
+    "/languages/kab": "Kabyle",
-    '/languages/kau': 'Kanuri',
+    "/languages/kau": "Kanuri",
-    '/languages/kho': 'Khotanese',
+    "/languages/kho": "Khotanese",
-    '/languages/lua': 'Luba-Lulua',
+    "/languages/lua": "Luba-Lulua",
-    '/languages/mdf': 'Moksha',
+    "/languages/mdf": "Moksha",
-    '/languages/nbl': 'Ndebele (South Africa)',
+    "/languages/nbl": "Ndebele (South Africa)",
-    '/languages/umb': 'Umbundu',
+    "/languages/umb": "Umbundu",
-    '/languages/wak': 'Wakashan languages',
+    "/languages/wak": "Wakashan languages",
-    '/languages/wal': 'Wolayta',
+    "/languages/wal": "Wolayta",
-    '/languages/ale': 'Aleut',
+    "/languages/ale": "Aleut",
-    '/languages/bis': 'Bislama',
+    "/languages/bis": "Bislama",
-    '/languages/gba': 'Gbaya',
+    "/languages/gba": "Gbaya",
-    '/languages/glv': 'Manx',
+    "/languages/glv": "Manx",
-    '/languages/gul': 'Gullah',
+    "/languages/gul": "Gullah",
-    '/languages/ipk': 'Inupiaq',
+    "/languages/ipk": "Inupiaq",
-    '/languages/krl': 'Karelian',
+    "/languages/krl": "Karelian",
-    '/languages/lam': 'Lamba (Zambia and Congo)',
+    "/languages/lam": "Lamba (Zambia and Congo)",
-    '/languages/sad': 'Sandawe',
+    "/languages/sad": "Sandawe",
-    '/languages/sid': 'Sidamo',
+    "/languages/sid": "Sidamo",
-    '/languages/snk': 'Soninke',
+    "/languages/snk": "Soninke",
-    '/languages/srn': 'Sranan',
+    "/languages/srn": "Sranan",
-    '/languages/suk': 'Sukuma',
+    "/languages/suk": "Sukuma",
-    '/languages/ter': 'Terena',
+    "/languages/ter": "Terena",
-    '/languages/tiv': 'Tiv',
+    "/languages/tiv": "Tiv",
-    '/languages/tli': 'Tlingit',
+    "/languages/tli": "Tlingit",
-    '/languages/tpi': 'Tok Pisin',
+    "/languages/tpi": "Tok Pisin",
-    '/languages/tvl': 'Tuvaluan',
+    "/languages/tvl": "Tuvaluan",
-    '/languages/yap': 'Yapese',
+    "/languages/yap": "Yapese",
-    '/languages/eka': 'Ekajuk',
+    "/languages/eka": "Ekajuk",
-    '/languages/hsb': 'Upper Sorbian',
+    "/languages/hsb": "Upper Sorbian",
-    '/languages/ido': 'Ido',
+    "/languages/ido": "Ido",
-    '/languages/kmb': 'Kimbundu',
+    "/languages/kmb": "Kimbundu",
-    '/languages/kpe': 'Kpelle',
+    "/languages/kpe": "Kpelle",
-    '/languages/mwl': 'Mirandese',
+    "/languages/mwl": "Mirandese",
-    '/languages/nno': 'Nynorsk',
+    "/languages/nno": "Nynorsk",
-    '/languages/nub': 'Nubian languages',
+    "/languages/nub": "Nubian languages",
-    '/languages/osa': 'Osage',
+    "/languages/osa": "Osage",
-    '/languages/sme': 'Northern Sami',
+    "/languages/sme": "Northern Sami",
-    '/languages/znd': 'Zande languages',
+    "/languages/znd": "Zande languages",
 }

bookwyrm/connectors/self_connector.py

@@ -1,4 +1,4 @@
-''' using a bookwyrm instance as a source of book data '''
+""" using a bookwyrm instance as a source of book data """
 from functools import reduce
 import operator
 
@@ -10,10 +10,11 @@ from .abstract_connector import AbstractConnector, SearchResult
 
 
 class Connector(AbstractConnector):
-    ''' instantiate a connector  '''
+    """ instantiate a connector  """
+
     # pylint: disable=arguments-differ
     def search(self, query, min_confidence=0.1, raw=False):
-        ''' search your local database '''
+        """ search your local database """
         if not query:
             return []
         # first, try searching unqiue identifiers
@@ -34,19 +35,18 @@ class Connector(AbstractConnector):
         return search_results
 
     def isbn_search(self, query, raw=False):
-        ''' search your local database '''
+        """ search your local database """
         if not query:
             return []
 
-        filters = [{f: query} for f in ['isbn_10', 'isbn_13']]
+        filters = [{f: query} for f in ["isbn_10", "isbn_13"]]
         results = models.Edition.objects.filter(
             reduce(operator.or_, (Q(**f) for f in filters))
         ).distinct()
 
         # when there are multiple editions of the same work, pick the default.
         # it would be odd for this to happen.
-        results = results.filter(parent_work__default_edition__id=F('id')) \
+        results = results.filter(parent_work__default_edition__id=F("id")) or results
-                or results
 
         search_results = []
         for result in results:
@@ -58,33 +58,30 @@ class Connector(AbstractConnector):
                 break
         return search_results
 
-
     def format_search_result(self, search_result):
         return SearchResult(
             title=search_result.title,
             key=search_result.remote_id,
             author=search_result.author_text,
-            year=search_result.published_date.year if \
+            year=search_result.published_date.year
-                    search_result.published_date else None,
+            if search_result.published_date
+            else None,
             connector=self,
-            confidence=search_result.rank if \
+            confidence=search_result.rank if hasattr(search_result, "rank") else 1,
-                    hasattr(search_result, 'rank') else 1,
         )
 
-
     def format_isbn_search_result(self, search_result):
         return SearchResult(
             title=search_result.title,
             key=search_result.remote_id,
             author=search_result.author_text,
-            year=search_result.published_date.year if \
+            year=search_result.published_date.year
-                    search_result.published_date else None,
+            if search_result.published_date
+            else None,
             connector=self,
-            confidence=search_result.rank if \
+            confidence=search_result.rank if hasattr(search_result, "rank") else 1,
-                    hasattr(search_result, 'rank') else 1,
         )
 
-
     def is_work_data(self, data):
         pass
 
@@ -98,11 +95,11 @@ class Connector(AbstractConnector):
         return None
 
     def parse_isbn_search_data(self, data):
-        ''' it's already in the right format, don't even worry about it '''
+        """ it's already in the right format, don't even worry about it """
         return data
 
     def parse_search_data(self, data):
-        ''' it's already in the right format, don't even worry about it '''
+        """ it's already in the right format, don't even worry about it """
         return data
 
     def expand_book_data(self, book):
@@ -110,44 +107,47 @@ class Connector(AbstractConnector):
 
 
 def search_identifiers(query):
-    ''' tries remote_id, isbn; defined as dedupe fields on the model '''
+    """ tries remote_id, isbn; defined as dedupe fields on the model """
-    filters = [{f.name: query} for f in models.Edition._meta.get_fields() \
+    filters = [
-        if hasattr(f, 'deduplication_field') and f.deduplication_field]
+        {f.name: query}
+        for f in models.Edition._meta.get_fields()
+        if hasattr(f, "deduplication_field") and f.deduplication_field
+    ]
     results = models.Edition.objects.filter(
         reduce(operator.or_, (Q(**f) for f in filters))
     ).distinct()
 
     # when there are multiple editions of the same work, pick the default.
     # it would be odd for this to happen.
-    return results.filter(parent_work__default_edition__id=F('id')) \
+    return results.filter(parent_work__default_edition__id=F("id")) or results
-            or results
 
 
 def search_title_author(query, min_confidence):
-    ''' searches for title and author '''
+    """ searches for title and author """
-    vector = SearchVector('title', weight='A') +\
+    vector = (
-        SearchVector('subtitle', weight='B') +\
+        SearchVector("title", weight="A")
-        SearchVector('authors__name', weight='C') +\
+        + SearchVector("subtitle", weight="B")
-        SearchVector('series', weight='D')
+        + SearchVector("authors__name", weight="C")
+        + SearchVector("series", weight="D")
+    )
 
-    results = models.Edition.objects.annotate(
+    results = (
-        search=vector
+        models.Edition.objects.annotate(search=vector)
-    ).annotate(
+        .annotate(rank=SearchRank(vector, query))
-        rank=SearchRank(vector, query)
+        .filter(rank__gt=min_confidence)
-    ).filter(
+        .order_by("-rank")
-        rank__gt=min_confidence
+    )
-    ).order_by('-rank')
 
     # when there are multiple editions of the same work, pick the closest
-    editions_of_work = results.values(
+    editions_of_work = (
-        'parent_work'
+        results.values("parent_work")
-    ).annotate(
+        .annotate(Count("parent_work"))
-        Count('parent_work')
+        .values_list("parent_work")
-    ).values_list('parent_work')
+    )
 
     for work_id in set(editions_of_work):
         editions = results.filter(parent_work=work_id)
-        default = editions.filter(parent_work__default_edition=F('id'))
+        default = editions.filter(parent_work__default_edition=F("id"))
         default_rank = default.first().rank if default.exists() else 0
         # if mutliple books have the top rank, pick the default edition
         if default_rank == editions.first().rank:

bookwyrm/connectors/settings.py

@@ -1,3 +1,3 @@
-''' settings book data connectors '''
+""" settings book data connectors """
 
-CONNECTORS = ['openlibrary', 'self_connector', 'bookwyrm_connector']
+CONNECTORS = ["openlibrary", "self_connector", "bookwyrm_connector"]

bookwyrm/context_processors.py

@@ -1,8 +1,7 @@
-''' customize the info available in context for rendering templates '''
+""" customize the info available in context for rendering templates """
 from bookwyrm import models
 
+
 def site_settings(request):  # pylint: disable=unused-argument
-    ''' include the custom info about the site '''
+    """ include the custom info about the site """
-    return {
+    return {"site": models.SiteSettings.objects.get()}
-        'site': models.SiteSettings.objects.get()
-    }

bookwyrm/emailing.py

@@ -1,25 +1,27 @@
-''' send emails '''
+""" send emails """
 from django.core.mail import send_mail
 
 from bookwyrm import models
 from bookwyrm.tasks import app
 
+
 def password_reset_email(reset_code):
-    ''' generate a password reset email '''
+    """ generate a password reset email """
     site = models.SiteSettings.get()
     send_email.delay(
         reset_code.user.email,
-        'Reset your password on %s' % site.name,
+        "Reset your password on %s" % site.name,
-        'Your password reset link: %s' % reset_code.link
+        "Your password reset link: %s" % reset_code.link,
     )
 
+
 @app.task
 def send_email(recipient, subject, message):
-    ''' use a task to send the email '''
+    """ use a task to send the email """
     send_mail(
         subject,
         message,
         None,  # sender will be the config default
         [recipient],
-        fail_silently=False
+        fail_silently=False,
     )

bookwyrm/forms.py

@@ -1,4 +1,4 @@
-''' using django model forms '''
+""" using django model forms """
 import datetime
 from collections import defaultdict
 
@@ -12,115 +12,125 @@ from bookwyrm import models
 
 
 class CustomForm(ModelForm):
-    ''' add css classes to the forms '''
+    """ add css classes to the forms """
+
     def __init__(self, *args, **kwargs):
-        css_classes = defaultdict(lambda: '')
+        css_classes = defaultdict(lambda: "")
-        css_classes['text'] = 'input'
+        css_classes["text"] = "input"
-        css_classes['password'] = 'input'
+        css_classes["password"] = "input"
-        css_classes['email'] = 'input'
+        css_classes["email"] = "input"
-        css_classes['number'] = 'input'
+        css_classes["number"] = "input"
-        css_classes['checkbox'] = 'checkbox'
+        css_classes["checkbox"] = "checkbox"
-        css_classes['textarea'] = 'textarea'
+        css_classes["textarea"] = "textarea"
         super(CustomForm, self).__init__(*args, **kwargs)
         for visible in self.visible_fields():
-            if hasattr(visible.field.widget, 'input_type'):
+            if hasattr(visible.field.widget, "input_type"):
                 input_type = visible.field.widget.input_type
             if isinstance(visible.field.widget, Textarea):
-                input_type = 'textarea'
+                input_type = "textarea"
-                visible.field.widget.attrs['cols'] = None
+                visible.field.widget.attrs["cols"] = None
-                visible.field.widget.attrs['rows'] = None
+                visible.field.widget.attrs["rows"] = None
-            visible.field.widget.attrs['class'] = css_classes[input_type]
+            visible.field.widget.attrs["class"] = css_classes[input_type]
 
 
 # pylint: disable=missing-class-docstring
 class LoginForm(CustomForm):
     class Meta:
         model = models.User
-        fields = ['localname', 'password']
+        fields = ["localname", "password"]
         help_texts = {f: None for f in fields}
         widgets = {
-            'password': PasswordInput(),
+            "password": PasswordInput(),
         }
 
 
 class RegisterForm(CustomForm):
     class Meta:
         model = models.User
-        fields = ['localname', 'email', 'password']
+        fields = ["localname", "email", "password"]
         help_texts = {f: None for f in fields}
-        widgets = {
+        widgets = {"password": PasswordInput()}
-            'password': PasswordInput()
-        }
 
 
 class RatingForm(CustomForm):
     class Meta:
         model = models.Review
-        fields = ['user', 'book', 'content', 'rating', 'privacy']
+        fields = ["user", "book", "content", "rating", "privacy"]
 
 
 class ReviewForm(CustomForm):
     class Meta:
         model = models.Review
         fields = [
-            'user', 'book',
+            "user",
-            'name', 'content', 'rating',
+            "book",
-            'content_warning', 'sensitive',
+            "name",
-            'privacy']
+            "content",
+            "rating",
+            "content_warning",
+            "sensitive",
+            "privacy",
+        ]
 
 
 class CommentForm(CustomForm):
     class Meta:
         model = models.Comment
-        fields = [
+        fields = ["user", "book", "content", "content_warning", "sensitive", "privacy"]
-            'user', 'book', 'content',
-            'content_warning', 'sensitive',
-            'privacy']
 
 
 class QuotationForm(CustomForm):
     class Meta:
         model = models.Quotation
         fields = [
-            'user', 'book', 'quote', 'content',
+            "user",
-            'content_warning', 'sensitive', 'privacy']
+            "book",
+            "quote",
+            "content",
+            "content_warning",
+            "sensitive",
+            "privacy",
+        ]
 
 
 class ReplyForm(CustomForm):
     class Meta:
         model = models.Status
         fields = [
-            'user', 'content', 'content_warning', 'sensitive',
+            "user",
-            'reply_parent', 'privacy']
+            "content",
+            "content_warning",
+            "sensitive",
+            "reply_parent",
+            "privacy",
+        ]
+
 
 class StatusForm(CustomForm):
     class Meta:
         model = models.Status
-        fields = [
+        fields = ["user", "content", "content_warning", "sensitive", "privacy"]
-            'user', 'content', 'content_warning', 'sensitive', 'privacy']
 
 
 class EditUserForm(CustomForm):
     class Meta:
         model = models.User
-        fields = [
+        fields = ["avatar", "name", "email", "summary", "manually_approves_followers"]
-            'avatar', 'name', 'email', 'summary', 'manually_approves_followers'
-        ]
         help_texts = {f: None for f in fields}
 
 
 class TagForm(CustomForm):
     class Meta:
         model = models.Tag
-        fields = ['name']
+        fields = ["name"]
         help_texts = {f: None for f in fields}
-        labels = {'name': 'Add a tag'}
+        labels = {"name": "Add a tag"}
 
 
 class CoverForm(CustomForm):
     class Meta:
         model = models.Book
-        fields = ['cover']
+        fields = ["cover"]
         help_texts = {f: None for f in fields}
 
 
@@ -128,80 +138,87 @@ class EditionForm(CustomForm):
     class Meta:
         model = models.Edition
         exclude = [
-            'remote_id',
+            "remote_id",
-            'origin_id',
+            "origin_id",
-            'created_date',
+            "created_date",
-            'updated_date',
+            "updated_date",
-            'edition_rank',
+            "edition_rank",
-
+            "authors",  # TODO
-            'authors',# TODO
+            "parent_work",
-            'parent_work',
+            "shelves",
-            'shelves',
+            "subjects",  # TODO
-
+            "subject_places",  # TODO
-            'subjects',# TODO
+            "connector",
-            'subject_places',# TODO
-
-            'connector',
         ]
 
+
 class AuthorForm(CustomForm):
     class Meta:
         model = models.Author
         exclude = [
-            'remote_id',
+            "remote_id",
-            'origin_id',
+            "origin_id",
-            'created_date',
+            "created_date",
-            'updated_date',
+            "updated_date",
         ]
 
 
 class ImportForm(forms.Form):
     csv_file = forms.FileField()
 
+
 class ExpiryWidget(widgets.Select):
     def value_from_datadict(self, data, files, name):
-        ''' human-readable exiration time buckets '''
+        """ human-readable exiration time buckets """
         selected_string = super().value_from_datadict(data, files, name)
 
-        if selected_string == 'day':
+        if selected_string == "day":
             interval = datetime.timedelta(days=1)
-        elif selected_string == 'week':
+        elif selected_string == "week":
             interval = datetime.timedelta(days=7)
-        elif selected_string == 'month':
+        elif selected_string == "month":
             interval = datetime.timedelta(days=31)  # Close enough?
-        elif selected_string == 'forever':
+        elif selected_string == "forever":
             return None
         else:
             return selected_string  # "This will raise
 
         return timezone.now() + interval
 
+
 class CreateInviteForm(CustomForm):
     class Meta:
         model = models.SiteInvite
-        exclude = ['code', 'user', 'times_used']
+        exclude = ["code", "user", "times_used"]
         widgets = {
-            'expiry': ExpiryWidget(choices=[
+            "expiry": ExpiryWidget(
-                ('day', _('One Day')),
+                choices=[
-                ('week', _('One Week')),
+                    ("day", _("One Day")),
-                ('month', _('One Month')),
+                    ("week", _("One Week")),
-                ('forever', _('Does Not Expire'))]),
+                    ("month", _("One Month")),
-            'use_limit': widgets.Select(
+                    ("forever", _("Does Not Expire")),
-                choices=[(i, _("%(count)d uses" % {'count': i})) \
+                ]
-                        for i in [1, 5, 10, 25, 50, 100]]
+            ),
-                + [(None, _('Unlimited'))])
+            "use_limit": widgets.Select(
+                choices=[
+                    (i, _("%(count)d uses" % {"count": i}))
+                    for i in [1, 5, 10, 25, 50, 100]
+                ]
+                + [(None, _("Unlimited"))]
+            ),
         }
 
+
 class ShelfForm(CustomForm):
     class Meta:
         model = models.Shelf
-        fields = ['user', 'name', 'privacy']
+        fields = ["user", "name", "privacy"]
 
 
 class GoalForm(CustomForm):
     class Meta:
         model = models.AnnualGoal
-        fields = ['user', 'year', 'goal', 'privacy']
+        fields = ["user", "year", "goal", "privacy"]
 
 
 class SiteForm(CustomForm):
@@ -213,4 +230,4 @@ class SiteForm(CustomForm):
 class ListForm(CustomForm):
     class Meta:
         model = models.List
-        fields = ['user', 'name', 'description', 'curation', 'privacy']
+        fields = ["user", "name", "description", "curation", "privacy"]

bookwyrm/goodreads_import.py

@@ -1,13 +1,14 @@
-''' handle reading a csv from goodreads '''
+""" handle reading a csv from goodreads """
 from bookwyrm.importer import Importer
 
 # GoodReads is the default importer, thus Importer follows its structure. For a more complete example of overriding see librarything_import.py
 
+
 class GoodreadsImporter(Importer):
-    service = 'GoodReads'
+    service = "GoodReads"
 
     def parse_fields(self, data):
-        data.update({'import_source': self.service }) 
+        data.update({"import_source": self.service})
         # add missing 'Date Started' field
-        data.update({'Date Started': None }) 
+        data.update({"Date Started": None})
         return data

bookwyrm/importer.py

@@ -1,4 +1,4 @@
-''' handle reading a csv from an external service, defaults are from GoodReads '''
+""" handle reading a csv from an external service, defaults are from GoodReads """
 import csv
 import logging
 
@@ -8,49 +8,48 @@ from bookwyrm.tasks import app
 
 logger = logging.getLogger(__name__)
 
+
 class Importer:
-    service = 'Unknown'
+    service = "Unknown"
-    delimiter = ','
+    delimiter = ","
-    encoding = 'UTF-8'
+    encoding = "UTF-8"
-    mandatory_fields = ['Title', 'Author']
+    mandatory_fields = ["Title", "Author"]
 
     def create_job(self, user, csv_file, include_reviews, privacy):
-        ''' check over a csv and creates a database entry for the job'''
+        """ check over a csv and creates a database entry for the job"""
         job = ImportJob.objects.create(
-            user=user,
+            user=user, include_reviews=include_reviews, privacy=privacy
-            include_reviews=include_reviews,
-            privacy=privacy
         )
-        for index, entry in enumerate(list(csv.DictReader(csv_file, delimiter=self.delimiter ))):
+        for index, entry in enumerate(
+            list(csv.DictReader(csv_file, delimiter=self.delimiter))
+        ):
             if not all(x in entry for x in self.mandatory_fields):
-                raise ValueError('Author and title must be in data.')
+                raise ValueError("Author and title must be in data.")
             entry = self.parse_fields(entry)
             self.save_item(job, index, entry)
         return job
 
-
     def save_item(self, job, index, data):
         ImportItem(job=job, index=index, data=data).save()
 
     def parse_fields(self, entry):
-        entry.update({'import_source': self.service }) 
+        entry.update({"import_source": self.service})
         return entry
 
     def create_retry_job(self, user, original_job, items):
-        ''' retry items that didn't import '''
+        """ retry items that didn't import """
         job = ImportJob.objects.create(
             user=user,
             include_reviews=original_job.include_reviews,
             privacy=original_job.privacy,
-            retry=True
+            retry=True,
         )
         for item in items:
             self.save_item(job, item.index, item.data)
         return job
 
-
     def start_import(self, job):
-        ''' initalizes a csv import job '''
+        """ initalizes a csv import job """
         result = import_data.delay(self.service, job.id)
         job.task_id = result.id
         job.save()
@@ -58,7 +57,7 @@ class Importer:
 
 @app.task
 def import_data(source, job_id):
-    ''' does the actual lookup work in a celery task '''
+    """ does the actual lookup work in a celery task """
     job = ImportJob.objects.get(id=job_id)
     try:
         for item in job.items.all():
@@ -66,7 +65,7 @@ def import_data(source, job_id):
                 item.resolve()
             except Exception as e:  # pylint: disable=broad-except
                 logger.exception(e)
-                item.fail_reason = 'Error loading book'
+                item.fail_reason = "Error loading book"
                 item.save()
                 continue
 
@@ -74,10 +73,11 @@ def import_data(source, job_id):
                 item.save()
 
                 # shelves book and handles reviews
-                handle_imported_book(source,
+                handle_imported_book(
-                    job.user, item, job.include_reviews, job.privacy)
+                    source, job.user, item, job.include_reviews, job.privacy
+                )
             else:
-                item.fail_reason = 'Could not find a match for book'
+                item.fail_reason = "Could not find a match for book"
                 item.save()
     finally:
         job.complete = True
@@ -85,30 +85,26 @@ def import_data(source, job_id):
 
 
 def handle_imported_book(source, user, item, include_reviews, privacy):
-    ''' process a csv and then post about it '''
+    """ process a csv and then post about it """
     if isinstance(item.book, models.Work):
         item.book = item.book.default_edition
     if not item.book:
         return
 
-    existing_shelf = models.ShelfBook.objects.filter(
+    existing_shelf = models.ShelfBook.objects.filter(book=item.book, user=user).exists()
-        book=item.book, user=user).exists()
 
     # shelve the book if it hasn't been shelved already
     if item.shelf and not existing_shelf:
-        desired_shelf = models.Shelf.objects.get(
+        desired_shelf = models.Shelf.objects.get(identifier=item.shelf, user=user)
-            identifier=item.shelf,
+        models.ShelfBook.objects.create(book=item.book, shelf=desired_shelf, user=user)
-            user=user
-        )
-        models.ShelfBook.objects.create(
-            book=item.book, shelf=desired_shelf, user=user)
 
     for read in item.reads:
         # check for an existing readthrough with the same dates
         if models.ReadThrough.objects.filter(
-                user=user, book=item.book,
+            user=user,
+            book=item.book,
             start_date=read.start_date,
-                finish_date=read.finish_date
+            finish_date=read.finish_date,
         ).exists():
             continue
         read.book = item.book
@@ -116,10 +112,14 @@ def handle_imported_book(source, user, item, include_reviews, privacy):
         read.save()
 
     if include_reviews and (item.rating or item.review):
-        review_title = 'Review of {!r} on {!r}'.format(
+        review_title = (
+            "Review of {!r} on {!r}".format(
                 item.book.title,
                 source,
-        ) if item.review else ''
+            )
+            if item.review
+            else ""
+        )
 
         # we don't know the publication date of the review,
         # but "now" is a bad guess

bookwyrm/librarything_import.py

@@ -1,4 +1,4 @@
-''' handle reading a csv from librarything '''
+""" handle reading a csv from librarything """
 import csv
 import re
 import math
@@ -9,34 +9,34 @@ from bookwyrm.importer import Importer
 
 
 class LibrarythingImporter(Importer):
-    service = 'LibraryThing'
+    service = "LibraryThing"
-    delimiter = '\t'
+    delimiter = "\t"
-    encoding = 'ISO-8859-1'
+    encoding = "ISO-8859-1"
     # mandatory_fields : fields matching the book title and author
-    mandatory_fields = ['Title', 'Primary Author']
+    mandatory_fields = ["Title", "Primary Author"]
 
     def parse_fields(self, initial):
         data = {}
-        data['import_source']   = self.service
+        data["import_source"] = self.service
-        data['Book Id'] = initial['Book Id']
+        data["Book Id"] = initial["Book Id"]
-        data['Title'] = initial['Title']
+        data["Title"] = initial["Title"]
-        data['Author'] = initial['Primary Author']
+        data["Author"] = initial["Primary Author"]
-        data['ISBN13'] = initial['ISBN']
+        data["ISBN13"] = initial["ISBN"]
-        data['My Review'] = initial['Review']
+        data["My Review"] = initial["Review"]
-        if initial['Rating']:
+        if initial["Rating"]:
-            data['My Rating'] = math.ceil(float(initial['Rating']))
+            data["My Rating"] = math.ceil(float(initial["Rating"]))
         else:
-            data['My Rating'] = ''
+            data["My Rating"] = ""
-        data['Date Added'] = re.sub('\[|\]', '', initial['Entry Date'])
+        data["Date Added"] = re.sub("\[|\]", "", initial["Entry Date"])
-        data['Date Started'] = re.sub('\[|\]', '', initial['Date Started'])
+        data["Date Started"] = re.sub("\[|\]", "", initial["Date Started"])
-        data['Date Read'] = re.sub('\[|\]', '', initial['Date Read'])
+        data["Date Read"] = re.sub("\[|\]", "", initial["Date Read"])
 
-        data['Exclusive Shelf'] = None
+        data["Exclusive Shelf"] = None
-        if data['Date Read']:
+        if data["Date Read"]:
-            data['Exclusive Shelf'] = "read"
+            data["Exclusive Shelf"] = "read"
-        elif data['Date Started']:
+        elif data["Date Started"]:
-            data['Exclusive Shelf'] = "reading"
+            data["Exclusive Shelf"] = "reading"
         else:
-            data['Exclusive Shelf'] = "to-read"
+            data["Exclusive Shelf"] = "to-read"
 
         return data

bookwyrm/management/commands/deduplicate_book_data.py

@@ -1,26 +1,20 @@
-''' PROCEED WITH CAUTION: uses deduplication fields to permanently
+""" PROCEED WITH CAUTION: uses deduplication fields to permanently
-merge book data objects '''
+merge book data objects """
 from django.core.management.base import BaseCommand
 from django.db.models import Count
 from bookwyrm import models
 
 
 def update_related(canonical, obj):
-    ''' update all the models with fk to the object being removed '''
+    """ update all the models with fk to the object being removed """
     # move related models to canonical
     related_models = [
-        (r.remote_field.name, r.related_model) for r in \
+        (r.remote_field.name, r.related_model) for r in canonical._meta.related_objects
-            canonical._meta.related_objects]
+    ]
     for (related_field, related_model) in related_models:
-        related_objs = related_model.objects.filter(
+        related_objs = related_model.objects.filter(**{related_field: obj})
-            **{related_field: obj})
         for related_obj in related_objs:
-            print(
+            print("replacing in", related_model.__name__, related_field, related_obj.id)
-                'replacing in',
-                related_model.__name__,
-                related_field,
-                related_obj.id
-            )
             try:
                 setattr(related_obj, related_field, canonical)
                 related_obj.save()
@@ -30,40 +24,41 @@ def update_related(canonical, obj):
 
 
 def copy_data(canonical, obj):
-    ''' try to get the most data possible '''
+    """ try to get the most data possible """
     for data_field in obj._meta.get_fields():
-        if not hasattr(data_field, 'activitypub_field'):
+        if not hasattr(data_field, "activitypub_field"):
             continue
         data_value = getattr(obj, data_field.name)
         if not data_value:
             continue
         if not getattr(canonical, data_field.name):
-            print('setting data field', data_field.name, data_value)
+            print("setting data field", data_field.name, data_value)
             setattr(canonical, data_field.name, data_value)
     canonical.save()
 
 
 def dedupe_model(model):
-    ''' combine duplicate editions and update related models '''
+    """ combine duplicate editions and update related models """
     fields = model._meta.get_fields()
-    dedupe_fields = [f for f in fields if \
+    dedupe_fields = [
-            hasattr(f, 'deduplication_field') and f.deduplication_field]
+        f for f in fields if hasattr(f, "deduplication_field") and f.deduplication_field
+    ]
     for field in dedupe_fields:
-        dupes = model.objects.values(field.name).annotate(
+        dupes = (
-            Count(field.name)
+            model.objects.values(field.name)
-        ).filter(**{'%s__count__gt' % field.name: 1})
+            .annotate(Count(field.name))
+            .filter(**{"%s__count__gt" % field.name: 1})
+        )
 
         for dupe in dupes:
             value = dupe[field.name]
-            if not value or value == '':
+            if not value or value == "":
                 continue
-            print('----------')
+            print("----------")
             print(dupe)
-            objs = model.objects.filter(
+            objs = model.objects.filter(**{field.name: value}).order_by("id")
-                **{field.name: value}
-            ).order_by('id')
             canonical = objs.first()
-            print('keeping', canonical.remote_id)
+            print("keeping", canonical.remote_id)
             for obj in objs[1:]:
                 print(obj.remote_id)
                 copy_data(canonical, obj)
@@ -73,11 +68,12 @@ def dedupe_model(model):
 
 
 class Command(BaseCommand):
-    ''' dedplucate allllll the book data models '''
+    """ dedplucate allllll the book data models """
-    help = 'merges duplicate book data'
+
+    help = "merges duplicate book data"
     # pylint: disable=no-self-use,unused-argument
     def handle(self, *args, **options):
-        ''' run deudplications '''
+        """ run deudplications """
         dedupe_model(models.Edition)
         dedupe_model(models.Work)
         dedupe_model(models.Author)

bookwyrm/management/commands/initdb.py

@@ -5,51 +5,63 @@ from django.contrib.contenttypes.models import ContentType
 from bookwyrm.models import Connector, SiteSettings, User
 from bookwyrm.settings import DOMAIN
 
+
 def init_groups():
-    groups = ['admin', 'moderator', 'editor']
+    groups = ["admin", "moderator", "editor"]
     for group in groups:
         Group.objects.create(name=group)
 
+
 def init_permissions():
-    permissions = [{
+    permissions = [
-            'codename': 'edit_instance_settings',
+        {
-            'name': 'change the instance info',
+            "codename": "edit_instance_settings",
-            'groups': ['admin',]
+            "name": "change the instance info",
-        }, {
+            "groups": [
-            'codename': 'set_user_group',
+                "admin",
-            'name': 'change what group a user is in',
+            ],
-            'groups': ['admin', 'moderator']
+        },
-        }, {
+        {
-            'codename': 'control_federation',
+            "codename": "set_user_group",
-            'name': 'control who to federate with',
+            "name": "change what group a user is in",
-            'groups': ['admin', 'moderator']
+            "groups": ["admin", "moderator"],
-        }, {
+        },
-            'codename': 'create_invites',
+        {
-            'name': 'issue invitations to join',
+            "codename": "control_federation",
-            'groups': ['admin', 'moderator']
+            "name": "control who to federate with",
-        }, {
+            "groups": ["admin", "moderator"],
-            'codename': 'moderate_user',
+        },
-            'name': 'deactivate or silence a user',
+        {
-            'groups': ['admin', 'moderator']
+            "codename": "create_invites",
-        }, {
+            "name": "issue invitations to join",
-            'codename': 'moderate_post',
+            "groups": ["admin", "moderator"],
-            'name': 'delete other users\' posts',
+        },
-            'groups': ['admin', 'moderator']
+        {
-        }, {
+            "codename": "moderate_user",
-            'codename': 'edit_book',
+            "name": "deactivate or silence a user",
-            'name': 'edit book info',
+            "groups": ["admin", "moderator"],
-            'groups': ['admin', 'moderator', 'editor']
+        },
-        }]
+        {
+            "codename": "moderate_post",
+            "name": "delete other users' posts",
+            "groups": ["admin", "moderator"],
+        },
+        {
+            "codename": "edit_book",
+            "name": "edit book info",
+            "groups": ["admin", "moderator", "editor"],
+        },
+    ]
 
     content_type = ContentType.objects.get_for_model(User)
     for permission in permissions:
         permission_obj = Permission.objects.create(
-            codename=permission['codename'],
+            codename=permission["codename"],
-            name=permission['name'],
+            name=permission["name"],
             content_type=content_type,
         )
         # add the permission to the appropriate groups
-        for group_name in permission['groups']:
+        for group_name in permission["groups"]:
             Group.objects.get(name=group_name).permissions.add(permission_obj)
 
     # while the groups and permissions shouldn't be changed because the code
@@ -59,46 +71,48 @@ def init_permissions():
 def init_connectors():
     Connector.objects.create(
         identifier=DOMAIN,
-        name='Local',
+        name="Local",
         local=True,
-        connector_file='self_connector',
+        connector_file="self_connector",
-        base_url='https://%s' % DOMAIN,
+        base_url="https://%s" % DOMAIN,
-        books_url='https://%s/book' % DOMAIN,
+        books_url="https://%s/book" % DOMAIN,
-        covers_url='https://%s/images/covers' % DOMAIN,
+        covers_url="https://%s/images/covers" % DOMAIN,
-        search_url='https://%s/search?q=' % DOMAIN,
+        search_url="https://%s/search?q=" % DOMAIN,
-        isbn_search_url='https://%s/isbn/' % DOMAIN,
+        isbn_search_url="https://%s/isbn/" % DOMAIN,
         priority=1,
     )
 
     Connector.objects.create(
-        identifier='bookwyrm.social',
+        identifier="bookwyrm.social",
-        name='BookWyrm dot Social',
+        name="BookWyrm dot Social",
-        connector_file='bookwyrm_connector',
+        connector_file="bookwyrm_connector",
-        base_url='https://bookwyrm.social',
+        base_url="https://bookwyrm.social",
-        books_url='https://bookwyrm.social/book',
+        books_url="https://bookwyrm.social/book",
-        covers_url='https://bookwyrm.social/images/covers',
+        covers_url="https://bookwyrm.social/images/covers",
-        search_url='https://bookwyrm.social/search?q=',
+        search_url="https://bookwyrm.social/search?q=",
-        isbn_search_url='https://bookwyrm.social/isbn/',
+        isbn_search_url="https://bookwyrm.social/isbn/",
         priority=2,
     )
 
     Connector.objects.create(
-        identifier='openlibrary.org',
+        identifier="openlibrary.org",
-        name='OpenLibrary',
+        name="OpenLibrary",
-        connector_file='openlibrary',
+        connector_file="openlibrary",
-        base_url='https://openlibrary.org',
+        base_url="https://openlibrary.org",
-        books_url='https://openlibrary.org',
+        books_url="https://openlibrary.org",
-        covers_url='https://covers.openlibrary.org',
+        covers_url="https://covers.openlibrary.org",
-        search_url='https://openlibrary.org/search?q=',
+        search_url="https://openlibrary.org/search?q=",
-        isbn_search_url='https://openlibrary.org/api/books?jscmd=data&format=json&bibkeys=ISBN:',
+        isbn_search_url="https://openlibrary.org/api/books?jscmd=data&format=json&bibkeys=ISBN:",
         priority=3,
     )
 
+
 def init_settings():
     SiteSettings.objects.create()
 
+
 class Command(BaseCommand):
-    help = 'Initializes the database with starter data'
+    help = "Initializes the database with starter data"
 
     def handle(self, *args, **options):
         init_groups()

bookwyrm/management/commands/remove_editions.py

@@ -1,34 +1,42 @@
-''' PROCEED WITH CAUTION: this permanently deletes book data '''
+""" PROCEED WITH CAUTION: this permanently deletes book data """
 from django.core.management.base import BaseCommand
 from django.db.models import Count, Q
 from bookwyrm import models
 
 
 def remove_editions():
-    ''' combine duplicate editions and update related models '''
+    """ combine duplicate editions and update related models """
     # not in use
-    filters = {'%s__isnull' % r.name: True \
+    filters = {
-        for r in models.Edition._meta.related_objects}
+        "%s__isnull" % r.name: True for r in models.Edition._meta.related_objects
+    }
     # no cover, no identifying fields
-    filters['cover'] = ''
+    filters["cover"] = ""
-    null_fields = {'%s__isnull' % f: True for f in \
+    null_fields = {
-        ['isbn_10', 'isbn_13', 'oclc_number']}
+        "%s__isnull" % f: True for f in ["isbn_10", "isbn_13", "oclc_number"]
+    }
 
-    editions = models.Edition.objects.filter(
+    editions = (
-        Q(languages=[]) | Q(languages__contains=['English']),
+        models.Edition.objects.filter(
-        **filters, **null_fields
+            Q(languages=[]) | Q(languages__contains=["English"]),
-    ).annotate(Count('parent_work__editions')).filter(
+            **filters,
+            **null_fields
+        )
+        .annotate(Count("parent_work__editions"))
+        .filter(
             # mustn't be the only edition for the work
             parent_work__editions__count__gt=1
         )
+    )
     print(editions.count())
     editions.delete()
 
 
 class Command(BaseCommand):
-    ''' dedplucate allllll the book data models '''
+    """ dedplucate allllll the book data models """
-    help = 'merges duplicate book data'
+
+    help = "merges duplicate book data"
     # pylint: disable=no-self-use,unused-argument
     def handle(self, *args, **options):
-        ''' run deudplications '''
+        """ run deudplications """
         remove_editions()

bookwyrm/migrations/0001_initial.py

@@ -15,199 +15,448 @@ class Migration(migrations.Migration):
     initial = True
 
     dependencies = [
-        ('auth', '0011_update_proxy_permissions'),
+        ("auth", "0011_update_proxy_permissions"),
     ]
 
     operations = [
         migrations.CreateModel(
-            name='User',
+            name="User",
             fields=[
-                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                (
-                ('password', models.CharField(max_length=128, verbose_name='password')),
+                    "id",
-                ('last_login', models.DateTimeField(blank=True, null=True, verbose_name='last login')),
+                    models.AutoField(
-                ('is_superuser', models.BooleanField(default=False, help_text='Designates that this user has all permissions without explicitly assigning them.', verbose_name='superuser status')),
+                        auto_created=True,
-                ('username', models.CharField(error_messages={'unique': 'A user with that username already exists.'}, help_text='Required. 150 characters or fewer. Letters, digits and @/./+/-/_ only.', max_length=150, unique=True, validators=[django.contrib.auth.validators.UnicodeUsernameValidator()], verbose_name='username')),
+                        primary_key=True,
-                ('first_name', models.CharField(blank=True, max_length=30, verbose_name='first name')),
+                        serialize=False,
-                ('last_name', models.CharField(blank=True, max_length=150, verbose_name='last name')),
+                        verbose_name="ID",
-                ('email', models.EmailField(blank=True, max_length=254, verbose_name='email address')),
+                    ),
-                ('is_staff', models.BooleanField(default=False, help_text='Designates whether the user can log into this admin site.', verbose_name='staff status')),
+                ),
-                ('is_active', models.BooleanField(default=True, help_text='Designates whether this user should be treated as active. Unselect this instead of deleting accounts.', verbose_name='active')),
+                ("password", models.CharField(max_length=128, verbose_name="password")),
-                ('date_joined', models.DateTimeField(default=django.utils.timezone.now, verbose_name='date joined')),
+                (
-                ('private_key', models.TextField(blank=True, null=True)),
+                    "last_login",
-                ('public_key', models.TextField(blank=True, null=True)),
+                    models.DateTimeField(
-                ('actor', models.CharField(max_length=255, unique=True)),
+                        blank=True, null=True, verbose_name="last login"
-                ('inbox', models.CharField(max_length=255, unique=True)),
+                    ),
-                ('shared_inbox', models.CharField(blank=True, max_length=255, null=True)),
+                ),
-                ('outbox', models.CharField(max_length=255, unique=True)),
+                (
-                ('summary', models.TextField(blank=True, null=True)),
+                    "is_superuser",
-                ('local', models.BooleanField(default=True)),
+                    models.BooleanField(
-                ('fedireads_user', models.BooleanField(default=True)),
+                        default=False,
-                ('localname', models.CharField(max_length=255, null=True, unique=True)),
+                        help_text="Designates that this user has all permissions without explicitly assigning them.",
-                ('name', models.CharField(blank=True, max_length=100, null=True)),
+                        verbose_name="superuser status",
-                ('avatar', models.ImageField(blank=True, null=True, upload_to='avatars/')),
+                    ),
+                ),
+                (
+                    "username",
+                    models.CharField(
+                        error_messages={
+                            "unique": "A user with that username already exists."
+                        },
+                        help_text="Required. 150 characters or fewer. Letters, digits and @/./+/-/_ only.",
+                        max_length=150,
+                        unique=True,
+                        validators=[
+                            django.contrib.auth.validators.UnicodeUsernameValidator()
+                        ],
+                        verbose_name="username",
+                    ),
+                ),
+                (
+                    "first_name",
+                    models.CharField(
+                        blank=True, max_length=30, verbose_name="first name"
+                    ),
+                ),
+                (
+                    "last_name",
+                    models.CharField(
+                        blank=True, max_length=150, verbose_name="last name"
+                    ),
+                ),
+                (
+                    "email",
+                    models.EmailField(
+                        blank=True, max_length=254, verbose_name="email address"
+                    ),
+                ),
+                (
+                    "is_staff",
+                    models.BooleanField(
+                        default=False,
+                        help_text="Designates whether the user can log into this admin site.",
+                        verbose_name="staff status",
+                    ),
+                ),
+                (
+                    "is_active",
+                    models.BooleanField(
+                        default=True,
+                        help_text="Designates whether this user should be treated as active. Unselect this instead of deleting accounts.",
+                        verbose_name="active",
+                    ),
+                ),
+                (
+                    "date_joined",
+                    models.DateTimeField(
+                        default=django.utils.timezone.now, verbose_name="date joined"
+                    ),
+                ),
+                ("private_key", models.TextField(blank=True, null=True)),
+                ("public_key", models.TextField(blank=True, null=True)),
+                ("actor", models.CharField(max_length=255, unique=True)),
+                ("inbox", models.CharField(max_length=255, unique=True)),
+                (
+                    "shared_inbox",
+                    models.CharField(blank=True, max_length=255, null=True),
+                ),
+                ("outbox", models.CharField(max_length=255, unique=True)),
+                ("summary", models.TextField(blank=True, null=True)),
+                ("local", models.BooleanField(default=True)),
+                ("fedireads_user", models.BooleanField(default=True)),
+                ("localname", models.CharField(max_length=255, null=True, unique=True)),
+                ("name", models.CharField(blank=True, max_length=100, null=True)),
+                (
+                    "avatar",
+                    models.ImageField(blank=True, null=True, upload_to="avatars/"),
+                ),
             ],
             options={
-                'verbose_name': 'user',
+                "verbose_name": "user",
-                'verbose_name_plural': 'users',
+                "verbose_name_plural": "users",
-                'abstract': False,
+                "abstract": False,
             },
             managers=[
-                ('objects', django.contrib.auth.models.UserManager()),
+                ("objects", django.contrib.auth.models.UserManager()),
             ],
         ),
         migrations.CreateModel(
-            name='Author',
+            name="Author",
             fields=[
-                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                (
-                ('content', models.TextField(blank=True, null=True)),
+                    "id",
-                ('created_date', models.DateTimeField(auto_now_add=True)),
+                    models.AutoField(
-                ('openlibrary_key', models.CharField(max_length=255)),
+                        auto_created=True,
-                ('data', JSONField()),
+                        primary_key=True,
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                ("content", models.TextField(blank=True, null=True)),
+                ("created_date", models.DateTimeField(auto_now_add=True)),
+                ("openlibrary_key", models.CharField(max_length=255)),
+                ("data", JSONField()),
             ],
             options={
-                'abstract': False,
+                "abstract": False,
             },
         ),
         migrations.CreateModel(
-            name='Book',
+            name="Book",
             fields=[
-                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                (
-                ('content', models.TextField(blank=True, null=True)),
+                    "id",
-                ('created_date', models.DateTimeField(auto_now_add=True)),
+                    models.AutoField(
-                ('openlibrary_key', models.CharField(max_length=255, unique=True)),
+                        auto_created=True,
-                ('data', JSONField()),
+                        primary_key=True,
-                ('cover', models.ImageField(blank=True, null=True, upload_to='covers/')),
+                        serialize=False,
-                ('added_by', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.PROTECT, to=settings.AUTH_USER_MODEL)),
+                        verbose_name="ID",
-                ('authors', models.ManyToManyField(to='bookwyrm.Author')),
+                    ),
+                ),
+                ("content", models.TextField(blank=True, null=True)),
+                ("created_date", models.DateTimeField(auto_now_add=True)),
+                ("openlibrary_key", models.CharField(max_length=255, unique=True)),
+                ("data", JSONField()),
+                (
+                    "cover",
+                    models.ImageField(blank=True, null=True, upload_to="covers/"),
+                ),
+                (
+                    "added_by",
+                    models.ForeignKey(
+                        blank=True,
+                        null=True,
+                        on_delete=django.db.models.deletion.PROTECT,
+                        to=settings.AUTH_USER_MODEL,
+                    ),
+                ),
+                ("authors", models.ManyToManyField(to="bookwyrm.Author")),
             ],
             options={
-                'abstract': False,
+                "abstract": False,
             },
         ),
         migrations.CreateModel(
-            name='FederatedServer',
+            name="FederatedServer",
             fields=[
-                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                (
-                ('content', models.TextField(blank=True, null=True)),
+                    "id",
-                ('created_date', models.DateTimeField(auto_now_add=True)),
+                    models.AutoField(
-                ('server_name', models.CharField(max_length=255, unique=True)),
+                        auto_created=True,
-                ('status', models.CharField(default='federated', max_length=255)),
+                        primary_key=True,
-                ('application_type', models.CharField(max_length=255, null=True)),
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                ("content", models.TextField(blank=True, null=True)),
+                ("created_date", models.DateTimeField(auto_now_add=True)),
+                ("server_name", models.CharField(max_length=255, unique=True)),
+                ("status", models.CharField(default="federated", max_length=255)),
+                ("application_type", models.CharField(max_length=255, null=True)),
             ],
             options={
-                'abstract': False,
+                "abstract": False,
             },
         ),
         migrations.CreateModel(
-            name='Shelf',
+            name="Shelf",
             fields=[
-                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                (
-                ('content', models.TextField(blank=True, null=True)),
+                    "id",
-                ('created_date', models.DateTimeField(auto_now_add=True)),
+                    models.AutoField(
-                ('name', models.CharField(max_length=100)),
+                        auto_created=True,
-                ('identifier', models.CharField(max_length=100)),
+                        primary_key=True,
-                ('editable', models.BooleanField(default=True)),
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                ("content", models.TextField(blank=True, null=True)),
+                ("created_date", models.DateTimeField(auto_now_add=True)),
+                ("name", models.CharField(max_length=100)),
+                ("identifier", models.CharField(max_length=100)),
+                ("editable", models.BooleanField(default=True)),
             ],
         ),
         migrations.CreateModel(
-            name='Status',
+            name="Status",
             fields=[
-                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                (
-                ('content', models.TextField(blank=True, null=True)),
+                    "id",
-                ('created_date', models.DateTimeField(auto_now_add=True)),
+                    models.AutoField(
-                ('status_type', models.CharField(default='Note', max_length=255)),
+                        auto_created=True,
-                ('activity_type', models.CharField(default='Note', max_length=255)),
+                        primary_key=True,
-                ('local', models.BooleanField(default=True)),
+                        serialize=False,
-                ('privacy', models.CharField(default='public', max_length=255)),
+                        verbose_name="ID",
-                ('sensitive', models.BooleanField(default=False)),
+                    ),
-                ('mention_books', models.ManyToManyField(related_name='mention_book', to='bookwyrm.Book')),
+                ),
-                ('mention_users', models.ManyToManyField(related_name='mention_user', to=settings.AUTH_USER_MODEL)),
+                ("content", models.TextField(blank=True, null=True)),
-                ('reply_parent', models.ForeignKey(null=True, on_delete=django.db.models.deletion.PROTECT, to='bookwyrm.Status')),
+                ("created_date", models.DateTimeField(auto_now_add=True)),
-                ('user', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to=settings.AUTH_USER_MODEL)),
+                ("status_type", models.CharField(default="Note", max_length=255)),
+                ("activity_type", models.CharField(default="Note", max_length=255)),
+                ("local", models.BooleanField(default=True)),
+                ("privacy", models.CharField(default="public", max_length=255)),
+                ("sensitive", models.BooleanField(default=False)),
+                (
+                    "mention_books",
+                    models.ManyToManyField(
+                        related_name="mention_book", to="bookwyrm.Book"
+                    ),
+                ),
+                (
+                    "mention_users",
+                    models.ManyToManyField(
+                        related_name="mention_user", to=settings.AUTH_USER_MODEL
+                    ),
+                ),
+                (
+                    "reply_parent",
+                    models.ForeignKey(
+                        null=True,
+                        on_delete=django.db.models.deletion.PROTECT,
+                        to="bookwyrm.Status",
+                    ),
+                ),
+                (
+                    "user",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.PROTECT,
+                        to=settings.AUTH_USER_MODEL,
+                    ),
+                ),
             ],
             options={
-                'abstract': False,
+                "abstract": False,
             },
         ),
         migrations.CreateModel(
-            name='UserRelationship',
+            name="UserRelationship",
             fields=[
-                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                (
-                ('content', models.TextField(blank=True, null=True)),
+                    "id",
-                ('created_date', models.DateTimeField(auto_now_add=True)),
+                    models.AutoField(
-                ('status', models.CharField(default='follows', max_length=100, null=True)),
+                        auto_created=True,
-                ('relationship_id', models.CharField(max_length=100)),
+                        primary_key=True,
-                ('user_object', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name='user_object', to=settings.AUTH_USER_MODEL)),
+                        serialize=False,
-                ('user_subject', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name='user_subject', to=settings.AUTH_USER_MODEL)),
+                        verbose_name="ID",
+                    ),
+                ),
+                ("content", models.TextField(blank=True, null=True)),
+                ("created_date", models.DateTimeField(auto_now_add=True)),
+                (
+                    "status",
+                    models.CharField(default="follows", max_length=100, null=True),
+                ),
+                ("relationship_id", models.CharField(max_length=100)),
+                (
+                    "user_object",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.PROTECT,
+                        related_name="user_object",
+                        to=settings.AUTH_USER_MODEL,
+                    ),
+                ),
+                (
+                    "user_subject",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.PROTECT,
+                        related_name="user_subject",
+                        to=settings.AUTH_USER_MODEL,
+                    ),
+                ),
             ],
             options={
-                'abstract': False,
+                "abstract": False,
             },
         ),
         migrations.CreateModel(
-            name='ShelfBook',
+            name="ShelfBook",
             fields=[
-                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                (
-                ('content', models.TextField(blank=True, null=True)),
+                    "id",
-                ('created_date', models.DateTimeField(auto_now_add=True)),
+                    models.AutoField(
-                ('added_by', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.PROTECT, to=settings.AUTH_USER_MODEL)),
+                        auto_created=True,
-                ('book', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to='bookwyrm.Book')),
+                        primary_key=True,
-                ('shelf', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to='bookwyrm.Shelf')),
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                ("content", models.TextField(blank=True, null=True)),
+                ("created_date", models.DateTimeField(auto_now_add=True)),
+                (
+                    "added_by",
+                    models.ForeignKey(
+                        blank=True,
+                        null=True,
+                        on_delete=django.db.models.deletion.PROTECT,
+                        to=settings.AUTH_USER_MODEL,
+                    ),
+                ),
+                (
+                    "book",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.PROTECT, to="bookwyrm.Book"
+                    ),
+                ),
+                (
+                    "shelf",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.PROTECT, to="bookwyrm.Shelf"
+                    ),
+                ),
             ],
             options={
-                'unique_together': {('book', 'shelf')},
+                "unique_together": {("book", "shelf")},
             },
         ),
         migrations.AddField(
-            model_name='shelf',
+            model_name="shelf",
-            name='books',
+            name="books",
-            field=models.ManyToManyField(through='bookwyrm.ShelfBook', to='bookwyrm.Book'),
+            field=models.ManyToManyField(
+                through="bookwyrm.ShelfBook", to="bookwyrm.Book"
+            ),
         ),
         migrations.AddField(
-            model_name='shelf',
+            model_name="shelf",
-            name='user',
+            name="user",
-            field=models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to=settings.AUTH_USER_MODEL),
+            field=models.ForeignKey(
+                on_delete=django.db.models.deletion.PROTECT, to=settings.AUTH_USER_MODEL
+            ),
         ),
         migrations.AddField(
-            model_name='book',
+            model_name="book",
-            name='shelves',
+            name="shelves",
-            field=models.ManyToManyField(through='bookwyrm.ShelfBook', to='bookwyrm.Shelf'),
+            field=models.ManyToManyField(
+                through="bookwyrm.ShelfBook", to="bookwyrm.Shelf"
+            ),
         ),
         migrations.AddField(
-            model_name='user',
+            model_name="user",
-            name='federated_server',
+            name="federated_server",
-            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.PROTECT, to='bookwyrm.FederatedServer'),
+            field=models.ForeignKey(
+                null=True,
+                on_delete=django.db.models.deletion.PROTECT,
+                to="bookwyrm.FederatedServer",
+            ),
         ),
         migrations.AddField(
-            model_name='user',
+            model_name="user",
-            name='followers',
+            name="followers",
-            field=models.ManyToManyField(through='bookwyrm.UserRelationship', to=settings.AUTH_USER_MODEL),
+            field=models.ManyToManyField(
+                through="bookwyrm.UserRelationship", to=settings.AUTH_USER_MODEL
+            ),
         ),
         migrations.AddField(
-            model_name='user',
+            model_name="user",
-            name='groups',
+            name="groups",
-            field=models.ManyToManyField(blank=True, help_text='The groups this user belongs to. A user will get all permissions granted to each of their groups.', related_name='user_set', related_query_name='user', to='auth.Group', verbose_name='groups'),
+            field=models.ManyToManyField(
+                blank=True,
+                help_text="The groups this user belongs to. A user will get all permissions granted to each of their groups.",
+                related_name="user_set",
+                related_query_name="user",
+                to="auth.Group",
+                verbose_name="groups",
+            ),
         ),
         migrations.AddField(
-            model_name='user',
+            model_name="user",
-            name='user_permissions',
+            name="user_permissions",
-            field=models.ManyToManyField(blank=True, help_text='Specific permissions for this user.', related_name='user_set', related_query_name='user', to='auth.Permission', verbose_name='user permissions'),
+            field=models.ManyToManyField(
+                blank=True,
+                help_text="Specific permissions for this user.",
+                related_name="user_set",
+                related_query_name="user",
+                to="auth.Permission",
+                verbose_name="user permissions",
+            ),
         ),
         migrations.AlterUniqueTogether(
-            name='shelf',
+            name="shelf",
-            unique_together={('user', 'identifier')},
+            unique_together={("user", "identifier")},
         ),
         migrations.CreateModel(
-            name='Review',
+            name="Review",
             fields=[
-                ('status_ptr', models.OneToOneField(auto_created=True, on_delete=django.db.models.deletion.CASCADE, parent_link=True, primary_key=True, serialize=False, to='bookwyrm.Status')),
+                (
-                ('name', models.CharField(max_length=255)),
+                    "status_ptr",
-                ('rating', models.IntegerField(default=0, validators=[django.core.validators.MinValueValidator(0), django.core.validators.MaxValueValidator(5)])),
+                    models.OneToOneField(
-                ('book', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to='bookwyrm.Book')),
+                        auto_created=True,
+                        on_delete=django.db.models.deletion.CASCADE,
+                        parent_link=True,
+                        primary_key=True,
+                        serialize=False,
+                        to="bookwyrm.Status",
+                    ),
+                ),
+                ("name", models.CharField(max_length=255)),
+                (
+                    "rating",
+                    models.IntegerField(
+                        default=0,
+                        validators=[
+                            django.core.validators.MinValueValidator(0),
+                            django.core.validators.MaxValueValidator(5),
+                        ],
+                    ),
+                ),
+                (
+                    "book",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.PROTECT, to="bookwyrm.Book"
+                    ),
+                ),
             ],
             options={
-                'abstract': False,
+                "abstract": False,
             },
-            bases=('bookwyrm.status',),
+            bases=("bookwyrm.status",),
         ),
     ]

bookwyrm/migrations/0002_auto_20200219_0816.py

@@ -8,31 +8,59 @@ import django.db.models.deletion
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0001_initial'),
+        ("bookwyrm", "0001_initial"),
     ]
 
     operations = [
         migrations.CreateModel(
-            name='Favorite',
+            name="Favorite",
             fields=[
-                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                (
-                ('content', models.TextField(blank=True, null=True)),
+                    "id",
-                ('created_date', models.DateTimeField(auto_now_add=True)),
+                    models.AutoField(
-                ('status', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to='bookwyrm.Status')),
+                        auto_created=True,
-                ('user', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to=settings.AUTH_USER_MODEL)),
+                        primary_key=True,
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                ("content", models.TextField(blank=True, null=True)),
+                ("created_date", models.DateTimeField(auto_now_add=True)),
+                (
+                    "status",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.PROTECT,
+                        to="bookwyrm.Status",
+                    ),
+                ),
+                (
+                    "user",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.PROTECT,
+                        to=settings.AUTH_USER_MODEL,
+                    ),
+                ),
             ],
             options={
-                'unique_together': {('user', 'status')},
+                "unique_together": {("user", "status")},
             },
         ),
         migrations.AddField(
-            model_name='status',
+            model_name="status",
-            name='favorites',
+            name="favorites",
-            field=models.ManyToManyField(related_name='user_favorites', through='bookwyrm.Favorite', to=settings.AUTH_USER_MODEL),
+            field=models.ManyToManyField(
+                related_name="user_favorites",
+                through="bookwyrm.Favorite",
+                to=settings.AUTH_USER_MODEL,
+            ),
         ),
         migrations.AddField(
-            model_name='user',
+            model_name="user",
-            name='favorites',
+            name="favorites",
-            field=models.ManyToManyField(related_name='favorite_statuses', through='bookwyrm.Favorite', to='bookwyrm.Status'),
+            field=models.ManyToManyField(
+                related_name="favorite_statuses",
+                through="bookwyrm.Favorite",
+                to="bookwyrm.Status",
+            ),
         ),
     ]

bookwyrm/migrations/0003_auto_20200221_0131.py

@@ -7,87 +7,89 @@ import django.utils.timezone
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0002_auto_20200219_0816'),
+        ("bookwyrm", "0002_auto_20200219_0816"),
     ]
 
     operations = [
         migrations.RemoveField(
-            model_name='author',
+            model_name="author",
-            name='content',
+            name="content",
         ),
         migrations.RemoveField(
-            model_name='book',
+            model_name="book",
-            name='content',
+            name="content",
         ),
         migrations.RemoveField(
-            model_name='favorite',
+            model_name="favorite",
-            name='content',
+            name="content",
         ),
         migrations.RemoveField(
-            model_name='federatedserver',
+            model_name="federatedserver",
-            name='content',
+            name="content",
         ),
         migrations.RemoveField(
-            model_name='shelf',
+            model_name="shelf",
-            name='content',
+            name="content",
         ),
         migrations.RemoveField(
-            model_name='shelfbook',
+            model_name="shelfbook",
-            name='content',
+            name="content",
         ),
         migrations.RemoveField(
-            model_name='userrelationship',
+            model_name="userrelationship",
-            name='content',
+            name="content",
         ),
         migrations.AddField(
-            model_name='author',
+            model_name="author",
-            name='updated_date',
+            name="updated_date",
             field=models.DateTimeField(auto_now=True),
         ),
         migrations.AddField(
-            model_name='book',
+            model_name="book",
-            name='updated_date',
+            name="updated_date",
             field=models.DateTimeField(auto_now=True),
         ),
         migrations.AddField(
-            model_name='favorite',
+            model_name="favorite",
-            name='updated_date',
+            name="updated_date",
             field=models.DateTimeField(auto_now=True),
         ),
         migrations.AddField(
-            model_name='federatedserver',
+            model_name="federatedserver",
-            name='updated_date',
+            name="updated_date",
             field=models.DateTimeField(auto_now=True),
         ),
         migrations.AddField(
-            model_name='shelf',
+            model_name="shelf",
-            name='updated_date',
+            name="updated_date",
             field=models.DateTimeField(auto_now=True),
         ),
         migrations.AddField(
-            model_name='shelfbook',
+            model_name="shelfbook",
-            name='updated_date',
+            name="updated_date",
             field=models.DateTimeField(auto_now=True),
         ),
         migrations.AddField(
-            model_name='status',
+            model_name="status",
-            name='updated_date',
+            name="updated_date",
             field=models.DateTimeField(auto_now=True),
         ),
         migrations.AddField(
-            model_name='user',
+            model_name="user",
-            name='created_date',
+            name="created_date",
-            field=models.DateTimeField(auto_now_add=True, default=django.utils.timezone.now),
+            field=models.DateTimeField(
+                auto_now_add=True, default=django.utils.timezone.now
+            ),
             preserve_default=False,
         ),
         migrations.AddField(
-            model_name='user',
+            model_name="user",
-            name='updated_date',
+            name="updated_date",
             field=models.DateTimeField(auto_now=True),
         ),
         migrations.AddField(
-            model_name='userrelationship',
+            model_name="userrelationship",
-            name='updated_date',
+            name="updated_date",
             field=models.DateTimeField(auto_now=True),
         ),
     ]

bookwyrm/migrations/0004_tag.py

@@ -8,22 +8,41 @@ import django.db.models.deletion
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0003_auto_20200221_0131'),
+        ("bookwyrm", "0003_auto_20200221_0131"),
     ]
 
     operations = [
         migrations.CreateModel(
-            name='Tag',
+            name="Tag",
             fields=[
-                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                (
-                ('created_date', models.DateTimeField(auto_now_add=True)),
+                    "id",
-                ('updated_date', models.DateTimeField(auto_now=True)),
+                    models.AutoField(
-                ('name', models.CharField(max_length=140)),
+                        auto_created=True,
-                ('book', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to='bookwyrm.Book')),
+                        primary_key=True,
-                ('user', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to=settings.AUTH_USER_MODEL)),
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                ("created_date", models.DateTimeField(auto_now_add=True)),
+                ("updated_date", models.DateTimeField(auto_now=True)),
+                ("name", models.CharField(max_length=140)),
+                (
+                    "book",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.PROTECT, to="bookwyrm.Book"
+                    ),
+                ),
+                (
+                    "user",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.PROTECT,
+                        to=settings.AUTH_USER_MODEL,
+                    ),
+                ),
             ],
             options={
-                'unique_together': {('user', 'book', 'name')},
+                "unique_together": {("user", "book", "name")},
             },
         ),
     ]

bookwyrm/migrations/0005_auto_20200221_1645.py

@@ -5,27 +5,27 @@ from django.db import migrations, models
 
 def populate_identifiers(app_registry, schema_editor):
     db_alias = schema_editor.connection.alias
-    tags = app_registry.get_model('bookwyrm', 'Tag')
+    tags = app_registry.get_model("bookwyrm", "Tag")
     for tag in tags.objects.using(db_alias):
-        tag.identifier = re.sub(r'\W+', '-', tag.name).lower()
+        tag.identifier = re.sub(r"\W+", "-", tag.name).lower()
         tag.save()
 
 
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0004_tag'),
+        ("bookwyrm", "0004_tag"),
     ]
 
     operations = [
         migrations.AddField(
-            model_name='tag',
+            model_name="tag",
-            name='identifier',
+            name="identifier",
             field=models.CharField(max_length=100, null=True),
         ),
         migrations.AlterField(
-            model_name='tag',
+            model_name="tag",
-            name='name',
+            name="name",
             field=models.CharField(max_length=100),
         ),
         migrations.RunPython(populate_identifiers),

bookwyrm/migrations/0007_auto_20201103_0014.py

@@ -8,13 +8,15 @@ import django.db.models.deletion
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0006_auto_20200221_1702_squashed_0064_merge_20201101_1913'),
+        ("bookwyrm", "0006_auto_20200221_1702_squashed_0064_merge_20201101_1913"),
     ]
 
     operations = [
         migrations.AlterField(
-            model_name='siteinvite',
+            model_name="siteinvite",
-            name='user',
+            name="user",
-            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
+            field=models.ForeignKey(
+                on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL
+            ),
         ),
     ]

bookwyrm/migrations/0008_work_default_edition.py

@@ -6,8 +6,8 @@ import django.db.models.deletion
 
 def set_default_edition(app_registry, schema_editor):
     db_alias = schema_editor.connection.alias
-    works = app_registry.get_model('bookwyrm', 'Work').objects.using(db_alias)
+    works = app_registry.get_model("bookwyrm", "Work").objects.using(db_alias)
-    editions = app_registry.get_model('bookwyrm', 'Edition').objects.using(db_alias)
+    editions = app_registry.get_model("bookwyrm", "Edition").objects.using(db_alias)
     for work in works:
         ed = editions.filter(parent_work=work, default=True).first()
         if not ed:
@@ -15,21 +15,26 @@ def set_default_edition(app_registry, schema_editor):
         work.default_edition = ed
         work.save()
 
+
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0007_auto_20201103_0014'),
+        ("bookwyrm", "0007_auto_20201103_0014"),
     ]
 
     operations = [
         migrations.AddField(
-            model_name='work',
+            model_name="work",
-            name='default_edition',
+            name="default_edition",
-            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.PROTECT, to='bookwyrm.Edition'),
+            field=models.ForeignKey(
+                null=True,
+                on_delete=django.db.models.deletion.PROTECT,
+                to="bookwyrm.Edition",
+            ),
         ),
         migrations.RunPython(set_default_edition),
         migrations.RemoveField(
-            model_name='edition',
+            model_name="edition",
-            name='default',
+            name="default",
         ),
     ]

bookwyrm/migrations/0009_shelf_privacy.py

@@ -6,13 +6,22 @@ from django.db import migrations, models
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0008_work_default_edition'),
+        ("bookwyrm", "0008_work_default_edition"),
     ]
 
     operations = [
         migrations.AddField(
-            model_name='shelf',
+            model_name="shelf",
-            name='privacy',
+            name="privacy",
-            field=models.CharField(choices=[('public', 'Public'), ('unlisted', 'Unlisted'), ('followers', 'Followers'), ('direct', 'Direct')], default='public', max_length=255),
+            field=models.CharField(
+                choices=[
+                    ("public", "Public"),
+                    ("unlisted", "Unlisted"),
+                    ("followers", "Followers"),
+                    ("direct", "Direct"),
+                ],
+                default="public",
+                max_length=255,
+            ),
         ),
     ]

bookwyrm/migrations/0010_importjob_retry.py

@@ -6,13 +6,13 @@ from django.db import migrations, models
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0009_shelf_privacy'),
+        ("bookwyrm", "0009_shelf_privacy"),
     ]
 
     operations = [
         migrations.AddField(
-            model_name='importjob',
+            model_name="importjob",
-            name='retry',
+            name="retry",
             field=models.BooleanField(default=False),
         ),
     ]

bookwyrm/migrations/0011_auto_20201113_1727.py

@@ -2,9 +2,10 @@
 
 from django.db import migrations, models
 
+
 def set_origin_id(app_registry, schema_editor):
     db_alias = schema_editor.connection.alias
-    books = app_registry.get_model('bookwyrm', 'Book').objects.using(db_alias)
+    books = app_registry.get_model("bookwyrm", "Book").objects.using(db_alias)
     for book in books:
         book.origin_id = book.remote_id
         # the remote_id will be set automatically
@@ -15,18 +16,18 @@ def set_origin_id(app_registry, schema_editor):
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0010_importjob_retry'),
+        ("bookwyrm", "0010_importjob_retry"),
     ]
 
     operations = [
         migrations.AddField(
-            model_name='author',
+            model_name="author",
-            name='origin_id',
+            name="origin_id",
             field=models.CharField(max_length=255, null=True),
         ),
         migrations.AddField(
-            model_name='book',
+            model_name="book",
-            name='origin_id',
+            name="origin_id",
             field=models.CharField(max_length=255, null=True),
         ),
         migrations.RunPython(set_origin_id),

bookwyrm/migrations/0012_attachment.py

@@ -7,23 +7,41 @@ import django.db.models.deletion
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0011_auto_20201113_1727'),
+        ("bookwyrm", "0011_auto_20201113_1727"),
     ]
 
     operations = [
         migrations.CreateModel(
-            name='Attachment',
+            name="Attachment",
             fields=[
-                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                (
-                ('created_date', models.DateTimeField(auto_now_add=True)),
+                    "id",
-                ('updated_date', models.DateTimeField(auto_now=True)),
+                    models.AutoField(
-                ('remote_id', models.CharField(max_length=255, null=True)),
+                        auto_created=True,
-                ('image', models.ImageField(blank=True, null=True, upload_to='status/')),
+                        primary_key=True,
-                ('caption', models.TextField(blank=True, null=True)),
+                        serialize=False,
-                ('status', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='attachments', to='bookwyrm.Status')),
+                        verbose_name="ID",
+                    ),
+                ),
+                ("created_date", models.DateTimeField(auto_now_add=True)),
+                ("updated_date", models.DateTimeField(auto_now=True)),
+                ("remote_id", models.CharField(max_length=255, null=True)),
+                (
+                    "image",
+                    models.ImageField(blank=True, null=True, upload_to="status/"),
+                ),
+                ("caption", models.TextField(blank=True, null=True)),
+                (
+                    "status",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.CASCADE,
+                        related_name="attachments",
+                        to="bookwyrm.Status",
+                    ),
+                ),
             ],
             options={
-                'abstract': False,
+                "abstract": False,
             },
         ),
     ]

bookwyrm/migrations/0012_progressupdate.py

@@ -8,24 +8,51 @@ import django.db.models.deletion
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0011_auto_20201113_1727'),
+        ("bookwyrm", "0011_auto_20201113_1727"),
     ]
 
     operations = [
         migrations.CreateModel(
-            name='ProgressUpdate',
+            name="ProgressUpdate",
             fields=[
-                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                (
-                ('created_date', models.DateTimeField(auto_now_add=True)),
+                    "id",
-                ('updated_date', models.DateTimeField(auto_now=True)),
+                    models.AutoField(
-                ('remote_id', models.CharField(max_length=255, null=True)),
+                        auto_created=True,
-                ('progress', models.IntegerField()),
+                        primary_key=True,
-                ('mode', models.CharField(choices=[('PG', 'page'), ('PCT', 'percent')], default='PG', max_length=3)),
+                        serialize=False,
-                ('readthrough', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to='bookwyrm.ReadThrough')),
+                        verbose_name="ID",
-                ('user', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to=settings.AUTH_USER_MODEL)),
+                    ),
+                ),
+                ("created_date", models.DateTimeField(auto_now_add=True)),
+                ("updated_date", models.DateTimeField(auto_now=True)),
+                ("remote_id", models.CharField(max_length=255, null=True)),
+                ("progress", models.IntegerField()),
+                (
+                    "mode",
+                    models.CharField(
+                        choices=[("PG", "page"), ("PCT", "percent")],
+                        default="PG",
+                        max_length=3,
+                    ),
+                ),
+                (
+                    "readthrough",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.PROTECT,
+                        to="bookwyrm.ReadThrough",
+                    ),
+                ),
+                (
+                    "user",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.PROTECT,
+                        to=settings.AUTH_USER_MODEL,
+                    ),
+                ),
             ],
             options={
-                'abstract': False,
+                "abstract": False,
             },
         ),
     ]

bookwyrm/migrations/0013_book_origin_id.py

@@ -6,13 +6,13 @@ from django.db import migrations, models
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0012_attachment'),
+        ("bookwyrm", "0012_attachment"),
     ]
 
     operations = [
         migrations.AlterField(
-            model_name='book',
+            model_name="book",
-            name='origin_id',
+            name="origin_id",
             field=models.CharField(blank=True, max_length=255, null=True),
         ),
     ]

bookwyrm/migrations/0014_auto_20201128_0118.py

@@ -6,12 +6,12 @@ from django.db import migrations
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0013_book_origin_id'),
+        ("bookwyrm", "0013_book_origin_id"),
     ]
 
     operations = [
         migrations.RenameModel(
-            old_name='Attachment',
+            old_name="Attachment",
-            new_name='Image',
+            new_name="Image",
         ),
     ]

bookwyrm/migrations/0014_merge_20201128_0007.py

@@ -6,9 +6,8 @@ from django.db import migrations
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0013_book_origin_id'),
+        ("bookwyrm", "0013_book_origin_id"),
-        ('bookwyrm', '0012_progressupdate'),
+        ("bookwyrm", "0012_progressupdate"),
     ]
 
-    operations = [
+    operations = []
-    ]

bookwyrm/migrations/0015_auto_20201128_0349.py

@@ -7,13 +7,18 @@ import django.db.models.deletion
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0014_auto_20201128_0118'),
+        ("bookwyrm", "0014_auto_20201128_0118"),
     ]
 
     operations = [
         migrations.AlterField(
-            model_name='image',
+            model_name="image",
-            name='status',
+            name="status",
-            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.CASCADE, related_name='attachments', to='bookwyrm.Status'),
+            field=models.ForeignKey(
+                null=True,
+                on_delete=django.db.models.deletion.CASCADE,
+                related_name="attachments",
+                to="bookwyrm.Status",
+            ),
         ),
     ]

bookwyrm/migrations/0015_auto_20201128_0734.py

@@ -6,18 +6,20 @@ from django.db import migrations, models
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0014_merge_20201128_0007'),
+        ("bookwyrm", "0014_merge_20201128_0007"),
     ]
 
     operations = [
         migrations.RenameField(
-            model_name='readthrough',
+            model_name="readthrough",
-            old_name='pages_read',
+            old_name="pages_read",
-            new_name='progress',
+            new_name="progress",
         ),
         migrations.AddField(
-            model_name='readthrough',
+            model_name="readthrough",
-            name='progress_mode',
+            name="progress_mode",
-            field=models.CharField(choices=[('PG', 'page'), ('PCT', 'percent')], default='PG', max_length=3),
+            field=models.CharField(
+                choices=[("PG", "page"), ("PCT", "percent")], default="PG", max_length=3
+            ),
         ),
     ]

bookwyrm/migrations/0016_auto_20201129_0304.py

@@ -5,58 +5,101 @@ from django.db import migrations, models
 import django.db.models.deletion
 from django.contrib.postgres.fields import ArrayField
 
+
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0015_auto_20201128_0349'),
+        ("bookwyrm", "0015_auto_20201128_0349"),
     ]
 
     operations = [
         migrations.AlterField(
-            model_name='book',
+            model_name="book",
-            name='subject_places',
+            name="subject_places",
-            field=ArrayField(base_field=models.CharField(max_length=255), blank=True, default=list, null=True, size=None),
+            field=ArrayField(
+                base_field=models.CharField(max_length=255),
+                blank=True,
+                default=list,
+                null=True,
+                size=None,
+            ),
         ),
         migrations.AlterField(
-            model_name='book',
+            model_name="book",
-            name='subjects',
+            name="subjects",
-            field=ArrayField(base_field=models.CharField(max_length=255), blank=True, default=list, null=True, size=None),
+            field=ArrayField(
+                base_field=models.CharField(max_length=255),
+                blank=True,
+                default=list,
+                null=True,
+                size=None,
+            ),
         ),
         migrations.AlterField(
-            model_name='edition',
+            model_name="edition",
-            name='parent_work',
+            name="parent_work",
-            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.PROTECT, related_name='editions', to='bookwyrm.Work'),
+            field=models.ForeignKey(
+                null=True,
+                on_delete=django.db.models.deletion.PROTECT,
+                related_name="editions",
+                to="bookwyrm.Work",
+            ),
         ),
         migrations.AlterField(
-            model_name='tag',
+            model_name="tag",
-            name='name',
+            name="name",
             field=models.CharField(max_length=100, unique=True),
         ),
         migrations.AlterUniqueTogether(
-            name='tag',
+            name="tag",
             unique_together=set(),
         ),
         migrations.RemoveField(
-            model_name='tag',
+            model_name="tag",
-            name='book',
+            name="book",
         ),
         migrations.RemoveField(
-            model_name='tag',
+            model_name="tag",
-            name='user',
+            name="user",
         ),
         migrations.CreateModel(
-            name='UserTag',
+            name="UserTag",
             fields=[
-                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                (
-                ('created_date', models.DateTimeField(auto_now_add=True)),
+                    "id",
-                ('updated_date', models.DateTimeField(auto_now=True)),
+                    models.AutoField(
-                ('remote_id', models.CharField(max_length=255, null=True)),
+                        auto_created=True,
-                ('book', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to='bookwyrm.Edition')),
+                        primary_key=True,
-                ('tag', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to='bookwyrm.Tag')),
+                        serialize=False,
-                ('user', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to=settings.AUTH_USER_MODEL)),
+                        verbose_name="ID",
+                    ),
+                ),
+                ("created_date", models.DateTimeField(auto_now_add=True)),
+                ("updated_date", models.DateTimeField(auto_now=True)),
+                ("remote_id", models.CharField(max_length=255, null=True)),
+                (
+                    "book",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.PROTECT,
+                        to="bookwyrm.Edition",
+                    ),
+                ),
+                (
+                    "tag",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.PROTECT, to="bookwyrm.Tag"
+                    ),
+                ),
+                (
+                    "user",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.PROTECT,
+                        to=settings.AUTH_USER_MODEL,
+                    ),
+                ),
             ],
             options={
-                'unique_together': {('user', 'book', 'tag')},
+                "unique_together": {("user", "book", "tag")},
             },
         ),
     ]

bookwyrm/migrations/0016_auto_20201211_2026.py

@@ -6,23 +6,23 @@ from django.db import migrations, models
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0015_auto_20201128_0349'),
+        ("bookwyrm", "0015_auto_20201128_0349"),
     ]
 
     operations = [
         migrations.AddField(
-            model_name='sitesettings',
+            model_name="sitesettings",
-            name='admin_email',
+            name="admin_email",
             field=models.EmailField(blank=True, max_length=255, null=True),
         ),
         migrations.AddField(
-            model_name='sitesettings',
+            model_name="sitesettings",
-            name='support_link',
+            name="support_link",
             field=models.CharField(blank=True, max_length=255, null=True),
         ),
         migrations.AddField(
-            model_name='sitesettings',
+            model_name="sitesettings",
-            name='support_title',
+            name="support_title",
             field=models.CharField(blank=True, max_length=100, null=True),
         ),
     ]

bookwyrm/migrations/0017_auto_20201130_1819.py

@@ -6,184 +6,296 @@ from django.conf import settings
 from django.db import migrations, models
 import django.db.models.deletion
 
+
 def copy_rsa_keys(app_registry, schema_editor):
     db_alias = schema_editor.connection.alias
-    users = app_registry.get_model('bookwyrm', 'User')
+    users = app_registry.get_model("bookwyrm", "User")
-    keypair = app_registry.get_model('bookwyrm', 'KeyPair')
+    keypair = app_registry.get_model("bookwyrm", "KeyPair")
     for user in users.objects.using(db_alias):
         if user.public_key or user.private_key:
             user.key_pair = keypair.objects.create(
-                remote_id='%s/#main-key' % user.remote_id,
+                remote_id="%s/#main-key" % user.remote_id,
                 private_key=user.private_key,
-                public_key=user.public_key
+                public_key=user.public_key,
             )
             user.save()
 
+
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0016_auto_20201129_0304'),
+        ("bookwyrm", "0016_auto_20201129_0304"),
     ]
     operations = [
         migrations.CreateModel(
-            name='KeyPair',
+            name="KeyPair",
             fields=[
-                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                (
-                ('created_date', models.DateTimeField(auto_now_add=True)),
+                    "id",
-                ('updated_date', models.DateTimeField(auto_now=True)),
+                    models.AutoField(
-                ('remote_id', bookwyrm.models.fields.RemoteIdField(max_length=255, null=True, validators=[bookwyrm.models.fields.validate_remote_id])),
+                        auto_created=True,
-                ('private_key', models.TextField(blank=True, null=True)),
+                        primary_key=True,
-                ('public_key', bookwyrm.models.fields.TextField(blank=True, null=True)),
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                ("created_date", models.DateTimeField(auto_now_add=True)),
+                ("updated_date", models.DateTimeField(auto_now=True)),
+                (
+                    "remote_id",
+                    bookwyrm.models.fields.RemoteIdField(
+                        max_length=255,
+                        null=True,
+                        validators=[bookwyrm.models.fields.validate_remote_id],
+                    ),
+                ),
+                ("private_key", models.TextField(blank=True, null=True)),
+                ("public_key", bookwyrm.models.fields.TextField(blank=True, null=True)),
             ],
             options={
-                'abstract': False,
+                "abstract": False,
             },
             bases=(bookwyrm.models.activitypub_mixin.ActivitypubMixin, models.Model),
         ),
         migrations.AddField(
-            model_name='user',
+            model_name="user",
-            name='followers',
+            name="followers",
-            field=bookwyrm.models.fields.ManyToManyField(related_name='following', through='bookwyrm.UserFollows', to=settings.AUTH_USER_MODEL),
+            field=bookwyrm.models.fields.ManyToManyField(
+                related_name="following",
+                through="bookwyrm.UserFollows",
+                to=settings.AUTH_USER_MODEL,
+            ),
         ),
         migrations.AlterField(
-            model_name='author',
+            model_name="author",
-            name='remote_id',
+            name="remote_id",
-            field=bookwyrm.models.fields.RemoteIdField(max_length=255, null=True, validators=[bookwyrm.models.fields.validate_remote_id]),
+            field=bookwyrm.models.fields.RemoteIdField(
+                max_length=255,
+                null=True,
+                validators=[bookwyrm.models.fields.validate_remote_id],
+            ),
         ),
         migrations.AlterField(
-            model_name='book',
+            model_name="book",
-            name='remote_id',
+            name="remote_id",
-            field=bookwyrm.models.fields.RemoteIdField(max_length=255, null=True, validators=[bookwyrm.models.fields.validate_remote_id]),
+            field=bookwyrm.models.fields.RemoteIdField(
+                max_length=255,
+                null=True,
+                validators=[bookwyrm.models.fields.validate_remote_id],
+            ),
         ),
         migrations.AlterField(
-            model_name='connector',
+            model_name="connector",
-            name='remote_id',
+            name="remote_id",
-            field=bookwyrm.models.fields.RemoteIdField(max_length=255, null=True, validators=[bookwyrm.models.fields.validate_remote_id]),
+            field=bookwyrm.models.fields.RemoteIdField(
+                max_length=255,
+                null=True,
+                validators=[bookwyrm.models.fields.validate_remote_id],
+            ),
         ),
         migrations.AlterField(
-            model_name='favorite',
+            model_name="favorite",
-            name='remote_id',
+            name="remote_id",
-            field=bookwyrm.models.fields.RemoteIdField(max_length=255, null=True, validators=[bookwyrm.models.fields.validate_remote_id]),
+            field=bookwyrm.models.fields.RemoteIdField(
+                max_length=255,
+                null=True,
+                validators=[bookwyrm.models.fields.validate_remote_id],
+            ),
         ),
         migrations.AlterField(
-            model_name='federatedserver',
+            model_name="federatedserver",
-            name='remote_id',
+            name="remote_id",
-            field=bookwyrm.models.fields.RemoteIdField(max_length=255, null=True, validators=[bookwyrm.models.fields.validate_remote_id]),
+            field=bookwyrm.models.fields.RemoteIdField(
+                max_length=255,
+                null=True,
+                validators=[bookwyrm.models.fields.validate_remote_id],
+            ),
         ),
         migrations.AlterField(
-            model_name='image',
+            model_name="image",
-            name='remote_id',
+            name="remote_id",
-            field=bookwyrm.models.fields.RemoteIdField(max_length=255, null=True, validators=[bookwyrm.models.fields.validate_remote_id]),
+            field=bookwyrm.models.fields.RemoteIdField(
+                max_length=255,
+                null=True,
+                validators=[bookwyrm.models.fields.validate_remote_id],
+            ),
         ),
         migrations.AlterField(
-            model_name='notification',
+            model_name="notification",
-            name='remote_id',
+            name="remote_id",
-            field=bookwyrm.models.fields.RemoteIdField(max_length=255, null=True, validators=[bookwyrm.models.fields.validate_remote_id]),
+            field=bookwyrm.models.fields.RemoteIdField(
+                max_length=255,
+                null=True,
+                validators=[bookwyrm.models.fields.validate_remote_id],
+            ),
         ),
         migrations.AlterField(
-            model_name='readthrough',
+            model_name="readthrough",
-            name='remote_id',
+            name="remote_id",
-            field=bookwyrm.models.fields.RemoteIdField(max_length=255, null=True, validators=[bookwyrm.models.fields.validate_remote_id]),
+            field=bookwyrm.models.fields.RemoteIdField(
+                max_length=255,
+                null=True,
+                validators=[bookwyrm.models.fields.validate_remote_id],
+            ),
         ),
         migrations.AlterField(
-            model_name='shelf',
+            model_name="shelf",
-            name='remote_id',
+            name="remote_id",
-            field=bookwyrm.models.fields.RemoteIdField(max_length=255, null=True, validators=[bookwyrm.models.fields.validate_remote_id]),
+            field=bookwyrm.models.fields.RemoteIdField(
+                max_length=255,
+                null=True,
+                validators=[bookwyrm.models.fields.validate_remote_id],
+            ),
         ),
         migrations.AlterField(
-            model_name='shelfbook',
+            model_name="shelfbook",
-            name='remote_id',
+            name="remote_id",
-            field=bookwyrm.models.fields.RemoteIdField(max_length=255, null=True, validators=[bookwyrm.models.fields.validate_remote_id]),
+            field=bookwyrm.models.fields.RemoteIdField(
+                max_length=255,
+                null=True,
+                validators=[bookwyrm.models.fields.validate_remote_id],
+            ),
         ),
         migrations.AlterField(
-            model_name='status',
+            model_name="status",
-            name='remote_id',
+            name="remote_id",
-            field=bookwyrm.models.fields.RemoteIdField(max_length=255, null=True, validators=[bookwyrm.models.fields.validate_remote_id]),
+            field=bookwyrm.models.fields.RemoteIdField(
+                max_length=255,
+                null=True,
+                validators=[bookwyrm.models.fields.validate_remote_id],
+            ),
         ),
         migrations.AlterField(
-            model_name='tag',
+            model_name="tag",
-            name='remote_id',
+            name="remote_id",
-            field=bookwyrm.models.fields.RemoteIdField(max_length=255, null=True, validators=[bookwyrm.models.fields.validate_remote_id]),
+            field=bookwyrm.models.fields.RemoteIdField(
+                max_length=255,
+                null=True,
+                validators=[bookwyrm.models.fields.validate_remote_id],
+            ),
         ),
         migrations.AlterField(
-            model_name='user',
+            model_name="user",
-            name='avatar',
+            name="avatar",
-            field=bookwyrm.models.fields.ImageField(blank=True, null=True, upload_to='avatars/'),
+            field=bookwyrm.models.fields.ImageField(
+                blank=True, null=True, upload_to="avatars/"
+            ),
         ),
         migrations.AlterField(
-            model_name='user',
+            model_name="user",
-            name='bookwyrm_user',
+            name="bookwyrm_user",
             field=bookwyrm.models.fields.BooleanField(default=True),
         ),
         migrations.AlterField(
-            model_name='user',
+            model_name="user",
-            name='inbox',
+            name="inbox",
-            field=bookwyrm.models.fields.RemoteIdField(max_length=255, unique=True, validators=[bookwyrm.models.fields.validate_remote_id]),
+            field=bookwyrm.models.fields.RemoteIdField(
+                max_length=255,
+                unique=True,
+                validators=[bookwyrm.models.fields.validate_remote_id],
+            ),
         ),
         migrations.AlterField(
-            model_name='user',
+            model_name="user",
-            name='local',
+            name="local",
             field=models.BooleanField(default=False),
         ),
         migrations.AlterField(
-            model_name='user',
+            model_name="user",
-            name='manually_approves_followers',
+            name="manually_approves_followers",
             field=bookwyrm.models.fields.BooleanField(default=False),
         ),
         migrations.AlterField(
-            model_name='user',
+            model_name="user",
-            name='name',
+            name="name",
-            field=bookwyrm.models.fields.CharField(blank=True, max_length=100, null=True),
+            field=bookwyrm.models.fields.CharField(
+                blank=True, max_length=100, null=True
+            ),
         ),
         migrations.AlterField(
-            model_name='user',
+            model_name="user",
-            name='outbox',
+            name="outbox",
-            field=bookwyrm.models.fields.RemoteIdField(max_length=255, unique=True, validators=[bookwyrm.models.fields.validate_remote_id]),
+            field=bookwyrm.models.fields.RemoteIdField(
+                max_length=255,
+                unique=True,
+                validators=[bookwyrm.models.fields.validate_remote_id],
+            ),
         ),
         migrations.AlterField(
-            model_name='user',
+            model_name="user",
-            name='remote_id',
+            name="remote_id",
-            field=bookwyrm.models.fields.RemoteIdField(max_length=255, null=True, unique=True, validators=[bookwyrm.models.fields.validate_remote_id]),
+            field=bookwyrm.models.fields.RemoteIdField(
+                max_length=255,
+                null=True,
+                unique=True,
+                validators=[bookwyrm.models.fields.validate_remote_id],
+            ),
         ),
         migrations.AlterField(
-            model_name='user',
+            model_name="user",
-            name='shared_inbox',
+            name="shared_inbox",
-            field=bookwyrm.models.fields.RemoteIdField(max_length=255, null=True, validators=[bookwyrm.models.fields.validate_remote_id]),
+            field=bookwyrm.models.fields.RemoteIdField(
+                max_length=255,
+                null=True,
+                validators=[bookwyrm.models.fields.validate_remote_id],
+            ),
         ),
         migrations.AlterField(
-            model_name='user',
+            model_name="user",
-            name='summary',
+            name="summary",
             field=bookwyrm.models.fields.TextField(blank=True, null=True),
         ),
         migrations.AlterField(
-            model_name='user',
+            model_name="user",
-            name='username',
+            name="username",
             field=bookwyrm.models.fields.UsernameField(),
         ),
         migrations.AlterField(
-            model_name='userblocks',
+            model_name="userblocks",
-            name='remote_id',
+            name="remote_id",
-            field=bookwyrm.models.fields.RemoteIdField(max_length=255, null=True, validators=[bookwyrm.models.fields.validate_remote_id]),
+            field=bookwyrm.models.fields.RemoteIdField(
+                max_length=255,
+                null=True,
+                validators=[bookwyrm.models.fields.validate_remote_id],
+            ),
         ),
         migrations.AlterField(
-            model_name='userfollowrequest',
+            model_name="userfollowrequest",
-            name='remote_id',
+            name="remote_id",
-            field=bookwyrm.models.fields.RemoteIdField(max_length=255, null=True, validators=[bookwyrm.models.fields.validate_remote_id]),
+            field=bookwyrm.models.fields.RemoteIdField(
+                max_length=255,
+                null=True,
+                validators=[bookwyrm.models.fields.validate_remote_id],
+            ),
         ),
         migrations.AlterField(
-            model_name='userfollows',
+            model_name="userfollows",
-            name='remote_id',
+            name="remote_id",
-            field=bookwyrm.models.fields.RemoteIdField(max_length=255, null=True, validators=[bookwyrm.models.fields.validate_remote_id]),
+            field=bookwyrm.models.fields.RemoteIdField(
+                max_length=255,
+                null=True,
+                validators=[bookwyrm.models.fields.validate_remote_id],
+            ),
         ),
         migrations.AlterField(
-            model_name='usertag',
+            model_name="usertag",
-            name='remote_id',
+            name="remote_id",
-            field=bookwyrm.models.fields.RemoteIdField(max_length=255, null=True, validators=[bookwyrm.models.fields.validate_remote_id]),
+            field=bookwyrm.models.fields.RemoteIdField(
+                max_length=255,
+                null=True,
+                validators=[bookwyrm.models.fields.validate_remote_id],
+            ),
         ),
         migrations.AddField(
-            model_name='user',
+            model_name="user",
-            name='key_pair',
+            name="key_pair",
-            field=bookwyrm.models.fields.OneToOneField(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='owner', to='bookwyrm.KeyPair'),
+            field=bookwyrm.models.fields.OneToOneField(
+                blank=True,
+                null=True,
+                on_delete=django.db.models.deletion.CASCADE,
+                related_name="owner",
+                to="bookwyrm.KeyPair",
+            ),
         ),
         migrations.RunPython(copy_rsa_keys),
     ]

bookwyrm/migrations/0017_auto_20201212_0059.py

@@ -7,13 +7,15 @@ import django.db.models.deletion
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0016_auto_20201211_2026'),
+        ("bookwyrm", "0016_auto_20201211_2026"),
     ]
 
     operations = [
         migrations.AlterField(
-            model_name='readthrough',
+            model_name="readthrough",
-            name='book',
+            name="book",
-            field=models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to='bookwyrm.Edition'),
+            field=models.ForeignKey(
+                on_delete=django.db.models.deletion.PROTECT, to="bookwyrm.Edition"
+            ),
         ),
     ]

bookwyrm/migrations/0018_auto_20201130_1832.py

@@ -6,20 +6,20 @@ from django.db import migrations
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0017_auto_20201130_1819'),
+        ("bookwyrm", "0017_auto_20201130_1819"),
     ]
 
     operations = [
         migrations.RemoveField(
-            model_name='user',
+            model_name="user",
-            name='following',
+            name="following",
         ),
         migrations.RemoveField(
-            model_name='user',
+            model_name="user",
-            name='private_key',
+            name="private_key",
         ),
         migrations.RemoveField(
-            model_name='user',
+            model_name="user",
-            name='public_key',
+            name="public_key",
         ),
     ]

bookwyrm/migrations/0019_auto_20201130_1939.py

@@ -3,34 +3,36 @@
 import bookwyrm.models.fields
 from django.db import migrations
 
+
 def update_notnull(app_registry, schema_editor):
     db_alias = schema_editor.connection.alias
-    users = app_registry.get_model('bookwyrm', 'User')
+    users = app_registry.get_model("bookwyrm", "User")
     for user in users.objects.using(db_alias):
         if user.name and user.summary:
             continue
         if not user.summary:
-            user.summary = ''
+            user.summary = ""
         if not user.name:
-            user.name = ''
+            user.name = ""
         user.save()
 
+
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0018_auto_20201130_1832'),
+        ("bookwyrm", "0018_auto_20201130_1832"),
     ]
 
     operations = [
         migrations.RunPython(update_notnull),
         migrations.AlterField(
-            model_name='user',
+            model_name="user",
-            name='name',
+            name="name",
-            field=bookwyrm.models.fields.CharField(default='', max_length=100),
+            field=bookwyrm.models.fields.CharField(default="", max_length=100),
         ),
         migrations.AlterField(
-            model_name='user',
+            model_name="user",
-            name='summary',
+            name="summary",
-            field=bookwyrm.models.fields.TextField(default=''),
+            field=bookwyrm.models.fields.TextField(default=""),
         ),
     ]

bookwyrm/migrations/0020_auto_20201208_0213.py

@@ -11,343 +11,497 @@ import django.utils.timezone
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0019_auto_20201130_1939'),
+        ("bookwyrm", "0019_auto_20201130_1939"),
     ]
 
     operations = [
         migrations.AlterField(
-            model_name='author',
+            model_name="author",
-            name='aliases',
+            name="aliases",
-            field=bookwyrm.models.fields.ArrayField(base_field=models.CharField(max_length=255), blank=True, default=list, size=None),
+            field=bookwyrm.models.fields.ArrayField(
+                base_field=models.CharField(max_length=255),
+                blank=True,
+                default=list,
+                size=None,
+            ),
         ),
         migrations.AlterField(
-            model_name='author',
+            model_name="author",
-            name='bio',
+            name="bio",
             field=bookwyrm.models.fields.TextField(blank=True, null=True),
         ),
         migrations.AlterField(
-            model_name='author',
+            model_name="author",
-            name='born',
+            name="born",
             field=bookwyrm.models.fields.DateTimeField(blank=True, null=True),
         ),
         migrations.AlterField(
-            model_name='author',
+            model_name="author",
-            name='died',
+            name="died",
             field=bookwyrm.models.fields.DateTimeField(blank=True, null=True),
         ),
         migrations.AlterField(
-            model_name='author',
+            model_name="author",
-            name='name',
+            name="name",
             field=bookwyrm.models.fields.CharField(max_length=255),
         ),
         migrations.AlterField(
-            model_name='author',
+            model_name="author",
-            name='openlibrary_key',
+            name="openlibrary_key",
-            field=bookwyrm.models.fields.CharField(blank=True, max_length=255, null=True),
+            field=bookwyrm.models.fields.CharField(
+                blank=True, max_length=255, null=True
+            ),
         ),
         migrations.AlterField(
-            model_name='author',
+            model_name="author",
-            name='wikipedia_link',
+            name="wikipedia_link",
-            field=bookwyrm.models.fields.CharField(blank=True, max_length=255, null=True),
+            field=bookwyrm.models.fields.CharField(
+                blank=True, max_length=255, null=True
+            ),
         ),
         migrations.AlterField(
-            model_name='book',
+            model_name="book",
-            name='authors',
+            name="authors",
-            field=bookwyrm.models.fields.ManyToManyField(to='bookwyrm.Author'),
+            field=bookwyrm.models.fields.ManyToManyField(to="bookwyrm.Author"),
         ),
         migrations.AlterField(
-            model_name='book',
+            model_name="book",
-            name='cover',
+            name="cover",
-            field=bookwyrm.models.fields.ImageField(blank=True, null=True, upload_to='covers/'),
+            field=bookwyrm.models.fields.ImageField(
+                blank=True, null=True, upload_to="covers/"
+            ),
         ),
         migrations.AlterField(
-            model_name='book',
+            model_name="book",
-            name='description',
+            name="description",
             field=bookwyrm.models.fields.TextField(blank=True, null=True),
         ),
         migrations.AlterField(
-            model_name='book',
+            model_name="book",
-            name='first_published_date',
+            name="first_published_date",
             field=bookwyrm.models.fields.DateTimeField(blank=True, null=True),
         ),
         migrations.AlterField(
-            model_name='book',
+            model_name="book",
-            name='goodreads_key',
+            name="goodreads_key",
-            field=bookwyrm.models.fields.CharField(blank=True, max_length=255, null=True),
+            field=bookwyrm.models.fields.CharField(
+                blank=True, max_length=255, null=True
+            ),
         ),
         migrations.AlterField(
-            model_name='book',
+            model_name="book",
-            name='languages',
+            name="languages",
-            field=bookwyrm.models.fields.ArrayField(base_field=models.CharField(max_length=255), blank=True, default=list, size=None),
+            field=bookwyrm.models.fields.ArrayField(
+                base_field=models.CharField(max_length=255),
+                blank=True,
+                default=list,
+                size=None,
+            ),
         ),
         migrations.AlterField(
-            model_name='book',
+            model_name="book",
-            name='librarything_key',
+            name="librarything_key",
-            field=bookwyrm.models.fields.CharField(blank=True, max_length=255, null=True),
+            field=bookwyrm.models.fields.CharField(
+                blank=True, max_length=255, null=True
+            ),
         ),
         migrations.AlterField(
-            model_name='book',
+            model_name="book",
-            name='openlibrary_key',
+            name="openlibrary_key",
-            field=bookwyrm.models.fields.CharField(blank=True, max_length=255, null=True),
+            field=bookwyrm.models.fields.CharField(
+                blank=True, max_length=255, null=True
+            ),
         ),
         migrations.AlterField(
-            model_name='book',
+            model_name="book",
-            name='published_date',
+            name="published_date",
             field=bookwyrm.models.fields.DateTimeField(blank=True, null=True),
         ),
         migrations.AlterField(
-            model_name='book',
+            model_name="book",
-            name='series',
+            name="series",
-            field=bookwyrm.models.fields.CharField(blank=True, max_length=255, null=True),
+            field=bookwyrm.models.fields.CharField(
+                blank=True, max_length=255, null=True
+            ),
         ),
         migrations.AlterField(
-            model_name='book',
+            model_name="book",
-            name='series_number',
+            name="series_number",
-            field=bookwyrm.models.fields.CharField(blank=True, max_length=255, null=True),
+            field=bookwyrm.models.fields.CharField(
+                blank=True, max_length=255, null=True
+            ),
         ),
         migrations.AlterField(
-            model_name='book',
+            model_name="book",
-            name='sort_title',
+            name="sort_title",
-            field=bookwyrm.models.fields.CharField(blank=True, max_length=255, null=True),
+            field=bookwyrm.models.fields.CharField(
+                blank=True, max_length=255, null=True
+            ),
         ),
         migrations.AlterField(
-            model_name='book',
+            model_name="book",
-            name='subject_places',
+            name="subject_places",
-            field=bookwyrm.models.fields.ArrayField(base_field=models.CharField(max_length=255), blank=True, default=list, null=True, size=None),
+            field=bookwyrm.models.fields.ArrayField(
+                base_field=models.CharField(max_length=255),
+                blank=True,
+                default=list,
+                null=True,
+                size=None,
+            ),
         ),
         migrations.AlterField(
-            model_name='book',
+            model_name="book",
-            name='subjects',
+            name="subjects",
-            field=bookwyrm.models.fields.ArrayField(base_field=models.CharField(max_length=255), blank=True, default=list, null=True, size=None),
+            field=bookwyrm.models.fields.ArrayField(
+                base_field=models.CharField(max_length=255),
+                blank=True,
+                default=list,
+                null=True,
+                size=None,
+            ),
         ),
         migrations.AlterField(
-            model_name='book',
+            model_name="book",
-            name='subtitle',
+            name="subtitle",
-            field=bookwyrm.models.fields.CharField(blank=True, max_length=255, null=True),
+            field=bookwyrm.models.fields.CharField(
+                blank=True, max_length=255, null=True
+            ),
         ),
         migrations.AlterField(
-            model_name='book',
+            model_name="book",
-            name='title',
+            name="title",
             field=bookwyrm.models.fields.CharField(max_length=255),
         ),
         migrations.AlterField(
-            model_name='boost',
+            model_name="boost",
-            name='boosted_status',
+            name="boosted_status",
-            field=bookwyrm.models.fields.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name='boosters', to='bookwyrm.Status'),
+            field=bookwyrm.models.fields.ForeignKey(
+                on_delete=django.db.models.deletion.PROTECT,
+                related_name="boosters",
+                to="bookwyrm.Status",
+            ),
         ),
         migrations.AlterField(
-            model_name='comment',
+            model_name="comment",
-            name='book',
+            name="book",
-            field=bookwyrm.models.fields.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to='bookwyrm.Edition'),
+            field=bookwyrm.models.fields.ForeignKey(
+                on_delete=django.db.models.deletion.PROTECT, to="bookwyrm.Edition"
+            ),
         ),
         migrations.AlterField(
-            model_name='edition',
+            model_name="edition",
-            name='asin',
+            name="asin",
-            field=bookwyrm.models.fields.CharField(blank=True, max_length=255, null=True),
+            field=bookwyrm.models.fields.CharField(
+                blank=True, max_length=255, null=True
+            ),
         ),
         migrations.AlterField(
-            model_name='edition',
+            model_name="edition",
-            name='isbn_10',
+            name="isbn_10",
-            field=bookwyrm.models.fields.CharField(blank=True, max_length=255, null=True),
+            field=bookwyrm.models.fields.CharField(
+                blank=True, max_length=255, null=True
+            ),
         ),
         migrations.AlterField(
-            model_name='edition',
+            model_name="edition",
-            name='isbn_13',
+            name="isbn_13",
-            field=bookwyrm.models.fields.CharField(blank=True, max_length=255, null=True),
+            field=bookwyrm.models.fields.CharField(
+                blank=True, max_length=255, null=True
+            ),
         ),
         migrations.AlterField(
-            model_name='edition',
+            model_name="edition",
-            name='oclc_number',
+            name="oclc_number",
-            field=bookwyrm.models.fields.CharField(blank=True, max_length=255, null=True),
+            field=bookwyrm.models.fields.CharField(
+                blank=True, max_length=255, null=True
+            ),
         ),
         migrations.AlterField(
-            model_name='edition',
+            model_name="edition",
-            name='pages',
+            name="pages",
             field=bookwyrm.models.fields.IntegerField(blank=True, null=True),
         ),
         migrations.AlterField(
-            model_name='edition',
+            model_name="edition",
-            name='parent_work',
+            name="parent_work",
-            field=bookwyrm.models.fields.ForeignKey(null=True, on_delete=django.db.models.deletion.PROTECT, related_name='editions', to='bookwyrm.Work'),
+            field=bookwyrm.models.fields.ForeignKey(
+                null=True,
+                on_delete=django.db.models.deletion.PROTECT,
+                related_name="editions",
+                to="bookwyrm.Work",
+            ),
         ),
         migrations.AlterField(
-            model_name='edition',
+            model_name="edition",
-            name='physical_format',
+            name="physical_format",
-            field=bookwyrm.models.fields.CharField(blank=True, max_length=255, null=True),
+            field=bookwyrm.models.fields.CharField(
+                blank=True, max_length=255, null=True
+            ),
         ),
         migrations.AlterField(
-            model_name='edition',
+            model_name="edition",
-            name='publishers',
+            name="publishers",
-            field=bookwyrm.models.fields.ArrayField(base_field=models.CharField(max_length=255), blank=True, default=list, size=None),
+            field=bookwyrm.models.fields.ArrayField(
+                base_field=models.CharField(max_length=255),
+                blank=True,
+                default=list,
+                size=None,
+            ),
         ),
         migrations.AlterField(
-            model_name='favorite',
+            model_name="favorite",
-            name='status',
+            name="status",
-            field=bookwyrm.models.fields.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to='bookwyrm.Status'),
+            field=bookwyrm.models.fields.ForeignKey(
+                on_delete=django.db.models.deletion.PROTECT, to="bookwyrm.Status"
+            ),
         ),
         migrations.AlterField(
-            model_name='favorite',
+            model_name="favorite",
-            name='user',
+            name="user",
-            field=bookwyrm.models.fields.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to=settings.AUTH_USER_MODEL),
+            field=bookwyrm.models.fields.ForeignKey(
+                on_delete=django.db.models.deletion.PROTECT, to=settings.AUTH_USER_MODEL
+            ),
         ),
         migrations.AlterField(
-            model_name='image',
+            model_name="image",
-            name='caption',
+            name="caption",
             field=bookwyrm.models.fields.TextField(blank=True, null=True),
         ),
         migrations.AlterField(
-            model_name='image',
+            model_name="image",
-            name='image',
+            name="image",
-            field=bookwyrm.models.fields.ImageField(blank=True, null=True, upload_to='status/'),
+            field=bookwyrm.models.fields.ImageField(
+                blank=True, null=True, upload_to="status/"
+            ),
         ),
         migrations.AlterField(
-            model_name='quotation',
+            model_name="quotation",
-            name='book',
+            name="book",
-            field=bookwyrm.models.fields.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to='bookwyrm.Edition'),
+            field=bookwyrm.models.fields.ForeignKey(
+                on_delete=django.db.models.deletion.PROTECT, to="bookwyrm.Edition"
+            ),
         ),
         migrations.AlterField(
-            model_name='quotation',
+            model_name="quotation",
-            name='quote',
+            name="quote",
             field=bookwyrm.models.fields.TextField(),
         ),
         migrations.AlterField(
-            model_name='review',
+            model_name="review",
-            name='book',
+            name="book",
-            field=bookwyrm.models.fields.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to='bookwyrm.Edition'),
+            field=bookwyrm.models.fields.ForeignKey(
+                on_delete=django.db.models.deletion.PROTECT, to="bookwyrm.Edition"
+            ),
         ),
         migrations.AlterField(
-            model_name='review',
+            model_name="review",
-            name='name',
+            name="name",
             field=bookwyrm.models.fields.CharField(max_length=255, null=True),
         ),
         migrations.AlterField(
-            model_name='review',
+            model_name="review",
-            name='rating',
+            name="rating",
-            field=bookwyrm.models.fields.IntegerField(blank=True, default=None, null=True, validators=[django.core.validators.MinValueValidator(1), django.core.validators.MaxValueValidator(5)]),
+            field=bookwyrm.models.fields.IntegerField(
+                blank=True,
+                default=None,
+                null=True,
+                validators=[
+                    django.core.validators.MinValueValidator(1),
+                    django.core.validators.MaxValueValidator(5),
+                ],
+            ),
         ),
         migrations.AlterField(
-            model_name='shelf',
+            model_name="shelf",
-            name='name',
+            name="name",
             field=bookwyrm.models.fields.CharField(max_length=100),
         ),
         migrations.AlterField(
-            model_name='shelf',
+            model_name="shelf",
-            name='privacy',
+            name="privacy",
-            field=bookwyrm.models.fields.CharField(choices=[('public', 'Public'), ('unlisted', 'Unlisted'), ('followers', 'Followers'), ('direct', 'Direct')], default='public', max_length=255),
+            field=bookwyrm.models.fields.CharField(
+                choices=[
+                    ("public", "Public"),
+                    ("unlisted", "Unlisted"),
+                    ("followers", "Followers"),
+                    ("direct", "Direct"),
+                ],
+                default="public",
+                max_length=255,
+            ),
         ),
         migrations.AlterField(
-            model_name='shelf',
+            model_name="shelf",
-            name='user',
+            name="user",
-            field=bookwyrm.models.fields.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to=settings.AUTH_USER_MODEL),
+            field=bookwyrm.models.fields.ForeignKey(
+                on_delete=django.db.models.deletion.PROTECT, to=settings.AUTH_USER_MODEL
+            ),
         ),
         migrations.AlterField(
-            model_name='shelfbook',
+            model_name="shelfbook",
-            name='added_by',
+            name="added_by",
-            field=bookwyrm.models.fields.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.PROTECT, to=settings.AUTH_USER_MODEL),
+            field=bookwyrm.models.fields.ForeignKey(
+                blank=True,
+                null=True,
+                on_delete=django.db.models.deletion.PROTECT,
+                to=settings.AUTH_USER_MODEL,
+            ),
         ),
         migrations.AlterField(
-            model_name='shelfbook',
+            model_name="shelfbook",
-            name='book',
+            name="book",
-            field=bookwyrm.models.fields.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to='bookwyrm.Edition'),
+            field=bookwyrm.models.fields.ForeignKey(
+                on_delete=django.db.models.deletion.PROTECT, to="bookwyrm.Edition"
+            ),
         ),
         migrations.AlterField(
-            model_name='shelfbook',
+            model_name="shelfbook",
-            name='shelf',
+            name="shelf",
-            field=bookwyrm.models.fields.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to='bookwyrm.Shelf'),
+            field=bookwyrm.models.fields.ForeignKey(
+                on_delete=django.db.models.deletion.PROTECT, to="bookwyrm.Shelf"
+            ),
         ),
         migrations.AlterField(
-            model_name='status',
+            model_name="status",
-            name='content',
+            name="content",
             field=bookwyrm.models.fields.TextField(blank=True, null=True),
         ),
         migrations.AlterField(
-            model_name='status',
+            model_name="status",
-            name='mention_books',
+            name="mention_books",
-            field=bookwyrm.models.fields.TagField(related_name='mention_book', to='bookwyrm.Edition'),
+            field=bookwyrm.models.fields.TagField(
+                related_name="mention_book", to="bookwyrm.Edition"
+            ),
         ),
         migrations.AlterField(
-            model_name='status',
+            model_name="status",
-            name='mention_users',
+            name="mention_users",
-            field=bookwyrm.models.fields.TagField(related_name='mention_user', to=settings.AUTH_USER_MODEL),
+            field=bookwyrm.models.fields.TagField(
+                related_name="mention_user", to=settings.AUTH_USER_MODEL
+            ),
         ),
         migrations.AlterField(
-            model_name='status',
+            model_name="status",
-            name='published_date',
+            name="published_date",
-            field=bookwyrm.models.fields.DateTimeField(default=django.utils.timezone.now),
+            field=bookwyrm.models.fields.DateTimeField(
+                default=django.utils.timezone.now
+            ),
         ),
         migrations.AlterField(
-            model_name='status',
+            model_name="status",
-            name='reply_parent',
+            name="reply_parent",
-            field=bookwyrm.models.fields.ForeignKey(null=True, on_delete=django.db.models.deletion.PROTECT, to='bookwyrm.Status'),
+            field=bookwyrm.models.fields.ForeignKey(
+                null=True,
+                on_delete=django.db.models.deletion.PROTECT,
+                to="bookwyrm.Status",
+            ),
         ),
         migrations.AlterField(
-            model_name='status',
+            model_name="status",
-            name='sensitive',
+            name="sensitive",
             field=bookwyrm.models.fields.BooleanField(default=False),
         ),
         migrations.AlterField(
-            model_name='status',
+            model_name="status",
-            name='user',
+            name="user",
-            field=bookwyrm.models.fields.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to=settings.AUTH_USER_MODEL),
+            field=bookwyrm.models.fields.ForeignKey(
+                on_delete=django.db.models.deletion.PROTECT, to=settings.AUTH_USER_MODEL
+            ),
         ),
         migrations.AlterField(
-            model_name='tag',
+            model_name="tag",
-            name='name',
+            name="name",
             field=bookwyrm.models.fields.CharField(max_length=100, unique=True),
         ),
         migrations.AlterField(
-            model_name='userblocks',
+            model_name="userblocks",
-            name='user_object',
+            name="user_object",
-            field=bookwyrm.models.fields.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name='userblocks_user_object', to=settings.AUTH_USER_MODEL),
+            field=bookwyrm.models.fields.ForeignKey(
+                on_delete=django.db.models.deletion.PROTECT,
+                related_name="userblocks_user_object",
+                to=settings.AUTH_USER_MODEL,
+            ),
         ),
         migrations.AlterField(
-            model_name='userblocks',
+            model_name="userblocks",
-            name='user_subject',
+            name="user_subject",
-            field=bookwyrm.models.fields.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name='userblocks_user_subject', to=settings.AUTH_USER_MODEL),
+            field=bookwyrm.models.fields.ForeignKey(
+                on_delete=django.db.models.deletion.PROTECT,
+                related_name="userblocks_user_subject",
+                to=settings.AUTH_USER_MODEL,
+            ),
         ),
         migrations.AlterField(
-            model_name='userfollowrequest',
+            model_name="userfollowrequest",
-            name='user_object',
+            name="user_object",
-            field=bookwyrm.models.fields.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name='userfollowrequest_user_object', to=settings.AUTH_USER_MODEL),
+            field=bookwyrm.models.fields.ForeignKey(
+                on_delete=django.db.models.deletion.PROTECT,
+                related_name="userfollowrequest_user_object",
+                to=settings.AUTH_USER_MODEL,
+            ),
         ),
         migrations.AlterField(
-            model_name='userfollowrequest',
+            model_name="userfollowrequest",
-            name='user_subject',
+            name="user_subject",
-            field=bookwyrm.models.fields.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name='userfollowrequest_user_subject', to=settings.AUTH_USER_MODEL),
+            field=bookwyrm.models.fields.ForeignKey(
+                on_delete=django.db.models.deletion.PROTECT,
+                related_name="userfollowrequest_user_subject",
+                to=settings.AUTH_USER_MODEL,
+            ),
         ),
         migrations.AlterField(
-            model_name='userfollows',
+            model_name="userfollows",
-            name='user_object',
+            name="user_object",
-            field=bookwyrm.models.fields.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name='userfollows_user_object', to=settings.AUTH_USER_MODEL),
+            field=bookwyrm.models.fields.ForeignKey(
+                on_delete=django.db.models.deletion.PROTECT,
+                related_name="userfollows_user_object",
+                to=settings.AUTH_USER_MODEL,
+            ),
         ),
         migrations.AlterField(
-            model_name='userfollows',
+            model_name="userfollows",
-            name='user_subject',
+            name="user_subject",
-            field=bookwyrm.models.fields.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name='userfollows_user_subject', to=settings.AUTH_USER_MODEL),
+            field=bookwyrm.models.fields.ForeignKey(
+                on_delete=django.db.models.deletion.PROTECT,
+                related_name="userfollows_user_subject",
+                to=settings.AUTH_USER_MODEL,
+            ),
         ),
         migrations.AlterField(
-            model_name='usertag',
+            model_name="usertag",
-            name='book',
+            name="book",
-            field=bookwyrm.models.fields.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to='bookwyrm.Edition'),
+            field=bookwyrm.models.fields.ForeignKey(
+                on_delete=django.db.models.deletion.PROTECT, to="bookwyrm.Edition"
+            ),
         ),
         migrations.AlterField(
-            model_name='usertag',
+            model_name="usertag",
-            name='tag',
+            name="tag",
-            field=bookwyrm.models.fields.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to='bookwyrm.Tag'),
+            field=bookwyrm.models.fields.ForeignKey(
+                on_delete=django.db.models.deletion.PROTECT, to="bookwyrm.Tag"
+            ),
         ),
         migrations.AlterField(
-            model_name='usertag',
+            model_name="usertag",
-            name='user',
+            name="user",
-            field=bookwyrm.models.fields.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to=settings.AUTH_USER_MODEL),
+            field=bookwyrm.models.fields.ForeignKey(
+                on_delete=django.db.models.deletion.PROTECT, to=settings.AUTH_USER_MODEL
+            ),
         ),
         migrations.AlterField(
-            model_name='work',
+            model_name="work",
-            name='default_edition',
+            name="default_edition",
-            field=bookwyrm.models.fields.ForeignKey(null=True, on_delete=django.db.models.deletion.PROTECT, to='bookwyrm.Edition'),
+            field=bookwyrm.models.fields.ForeignKey(
+                null=True,
+                on_delete=django.db.models.deletion.PROTECT,
+                to="bookwyrm.Edition",
+            ),
         ),
         migrations.AlterField(
-            model_name='work',
+            model_name="work",
-            name='lccn',
+            name="lccn",
-            field=bookwyrm.models.fields.CharField(blank=True, max_length=255, null=True),
+            field=bookwyrm.models.fields.CharField(
+                blank=True, max_length=255, null=True
+            ),
         ),
     ]

bookwyrm/migrations/0021_merge_20201212_1737.py

@@ -6,9 +6,8 @@ from django.db import migrations
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0020_auto_20201208_0213'),
+        ("bookwyrm", "0020_auto_20201208_0213"),
-        ('bookwyrm', '0016_auto_20201211_2026'),
+        ("bookwyrm", "0016_auto_20201211_2026"),
     ]
 
-    operations = [
+    operations = []
-    ]

bookwyrm/migrations/0022_auto_20201212_1744.py

@@ -5,26 +5,27 @@ from django.db import migrations
 
 def set_author_name(app_registry, schema_editor):
     db_alias = schema_editor.connection.alias
-    authors = app_registry.get_model('bookwyrm', 'Author')
+    authors = app_registry.get_model("bookwyrm", "Author")
     for author in authors.objects.using(db_alias):
         if not author.name:
-            author.name = '%s %s' % (author.first_name, author.last_name)
+            author.name = "%s %s" % (author.first_name, author.last_name)
             author.save()
 
+
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0021_merge_20201212_1737'),
+        ("bookwyrm", "0021_merge_20201212_1737"),
     ]
 
     operations = [
         migrations.RunPython(set_author_name),
         migrations.RemoveField(
-            model_name='author',
+            model_name="author",
-            name='first_name',
+            name="first_name",
         ),
         migrations.RemoveField(
-            model_name='author',
+            model_name="author",
-            name='last_name',
+            name="last_name",
         ),
     ]

bookwyrm/migrations/0023_auto_20201214_0511.py

@@ -7,13 +7,22 @@ from django.db import migrations
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0022_auto_20201212_1744'),
+        ("bookwyrm", "0022_auto_20201212_1744"),
     ]
 
     operations = [
         migrations.AlterField(
-            model_name='status',
+            model_name="status",
-            name='privacy',
+            name="privacy",
-            field=bookwyrm.models.fields.PrivacyField(choices=[('public', 'Public'), ('unlisted', 'Unlisted'), ('followers', 'Followers'), ('direct', 'Direct')], default='public', max_length=255),
+            field=bookwyrm.models.fields.PrivacyField(
+                choices=[
+                    ("public", "Public"),
+                    ("unlisted", "Unlisted"),
+                    ("followers", "Followers"),
+                    ("direct", "Direct"),
+                ],
+                default="public",
+                max_length=255,
+            ),
         ),
     ]

bookwyrm/migrations/0023_merge_20201216_0112.py

@@ -6,9 +6,8 @@ from django.db import migrations
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0017_auto_20201212_0059'),
+        ("bookwyrm", "0017_auto_20201212_0059"),
-        ('bookwyrm', '0022_auto_20201212_1744'),
+        ("bookwyrm", "0022_auto_20201212_1744"),
     ]
 
-    operations = [
+    operations = []
-    ]

bookwyrm/migrations/0024_merge_20201216_1721.py

@@ -6,9 +6,8 @@ from django.db import migrations
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0023_auto_20201214_0511'),
+        ("bookwyrm", "0023_auto_20201214_0511"),
-        ('bookwyrm', '0023_merge_20201216_0112'),
+        ("bookwyrm", "0023_merge_20201216_0112"),
     ]
 
-    operations = [
+    operations = []
-    ]

bookwyrm/migrations/0025_auto_20201217_0046.py

@@ -7,33 +7,33 @@ from django.db import migrations
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0024_merge_20201216_1721'),
+        ("bookwyrm", "0024_merge_20201216_1721"),
     ]
 
     operations = [
         migrations.AlterField(
-            model_name='author',
+            model_name="author",
-            name='bio',
+            name="bio",
             field=bookwyrm.models.fields.HtmlField(blank=True, null=True),
         ),
         migrations.AlterField(
-            model_name='book',
+            model_name="book",
-            name='description',
+            name="description",
             field=bookwyrm.models.fields.HtmlField(blank=True, null=True),
         ),
         migrations.AlterField(
-            model_name='quotation',
+            model_name="quotation",
-            name='quote',
+            name="quote",
             field=bookwyrm.models.fields.HtmlField(),
         ),
         migrations.AlterField(
-            model_name='status',
+            model_name="status",
-            name='content',
+            name="content",
             field=bookwyrm.models.fields.HtmlField(blank=True, null=True),
         ),
         migrations.AlterField(
-            model_name='user',
+            model_name="user",
-            name='summary',
+            name="summary",
-            field=bookwyrm.models.fields.HtmlField(default=''),
+            field=bookwyrm.models.fields.HtmlField(default=""),
         ),
     ]

bookwyrm/migrations/0026_status_content_warning.py

@@ -7,13 +7,15 @@ from django.db import migrations
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0025_auto_20201217_0046'),
+        ("bookwyrm", "0025_auto_20201217_0046"),
     ]
 
     operations = [
         migrations.AddField(
-            model_name='status',
+            model_name="status",
-            name='content_warning',
+            name="content_warning",
-            field=bookwyrm.models.fields.CharField(blank=True, max_length=500, null=True),
+            field=bookwyrm.models.fields.CharField(
+                blank=True, max_length=500, null=True
+            ),
         ),
     ]

bookwyrm/migrations/0027_auto_20201220_2007.py

@@ -7,18 +7,20 @@ from django.db import migrations
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0026_status_content_warning'),
+        ("bookwyrm", "0026_status_content_warning"),
     ]
 
     operations = [
         migrations.AlterField(
-            model_name='user',
+            model_name="user",
-            name='name',
+            name="name",
-            field=bookwyrm.models.fields.CharField(blank=True, max_length=100, null=True),
+            field=bookwyrm.models.fields.CharField(
+                blank=True, max_length=100, null=True
+            ),
         ),
         migrations.AlterField(
-            model_name='user',
+            model_name="user",
-            name='summary',
+            name="summary",
             field=bookwyrm.models.fields.HtmlField(blank=True, null=True),
         ),
     ]

bookwyrm/migrations/0028_remove_book_author_text.py

@@ -6,12 +6,12 @@ from django.db import migrations
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0027_auto_20201220_2007'),
+        ("bookwyrm", "0027_auto_20201220_2007"),
     ]
 
     operations = [
         migrations.RemoveField(
-            model_name='book',
+            model_name="book",
-            name='author_text',
+            name="author_text",
         ),
     ]

bookwyrm/migrations/0029_auto_20201221_2014.py

@@ -9,53 +9,65 @@ import django.db.models.deletion
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0028_remove_book_author_text'),
+        ("bookwyrm", "0028_remove_book_author_text"),
     ]
 
     operations = [
         migrations.RemoveField(
-            model_name='author',
+            model_name="author",
-            name='last_sync_date',
+            name="last_sync_date",
         ),
         migrations.RemoveField(
-            model_name='author',
+            model_name="author",
-            name='sync',
+            name="sync",
         ),
         migrations.RemoveField(
-            model_name='book',
+            model_name="book",
-            name='last_sync_date',
+            name="last_sync_date",
         ),
         migrations.RemoveField(
-            model_name='book',
+            model_name="book",
-            name='sync',
+            name="sync",
         ),
         migrations.RemoveField(
-            model_name='book',
+            model_name="book",
-            name='sync_cover',
+            name="sync_cover",
         ),
         migrations.AddField(
-            model_name='author',
+            model_name="author",
-            name='goodreads_key',
+            name="goodreads_key",
-            field=bookwyrm.models.fields.CharField(blank=True, max_length=255, null=True),
+            field=bookwyrm.models.fields.CharField(
+                blank=True, max_length=255, null=True
+            ),
         ),
         migrations.AddField(
-            model_name='author',
+            model_name="author",
-            name='last_edited_by',
+            name="last_edited_by",
-            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.PROTECT, to=settings.AUTH_USER_MODEL),
+            field=models.ForeignKey(
+                null=True,
+                on_delete=django.db.models.deletion.PROTECT,
+                to=settings.AUTH_USER_MODEL,
+            ),
         ),
         migrations.AddField(
-            model_name='author',
+            model_name="author",
-            name='librarything_key',
+            name="librarything_key",
-            field=bookwyrm.models.fields.CharField(blank=True, max_length=255, null=True),
+            field=bookwyrm.models.fields.CharField(
+                blank=True, max_length=255, null=True
+            ),
         ),
         migrations.AddField(
-            model_name='book',
+            model_name="book",
-            name='last_edited_by',
+            name="last_edited_by",
-            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.PROTECT, to=settings.AUTH_USER_MODEL),
+            field=models.ForeignKey(
+                null=True,
+                on_delete=django.db.models.deletion.PROTECT,
+                to=settings.AUTH_USER_MODEL,
+            ),
         ),
         migrations.AlterField(
-            model_name='author',
+            model_name="author",
-            name='origin_id',
+            name="origin_id",
             field=models.CharField(blank=True, max_length=255, null=True),
         ),
     ]

bookwyrm/migrations/0030_auto_20201224_1939.py

@@ -7,13 +7,18 @@ from django.db import migrations, models
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0029_auto_20201221_2014'),
+        ("bookwyrm", "0029_auto_20201221_2014"),
     ]
 
     operations = [
         migrations.AlterField(
-            model_name='user',
+            model_name="user",
-            name='localname',
+            name="localname",
-            field=models.CharField(max_length=255, null=True, unique=True, validators=[bookwyrm.models.fields.validate_localname]),
+            field=models.CharField(
+                max_length=255,
+                null=True,
+                unique=True,
+                validators=[bookwyrm.models.fields.validate_localname],
+            ),
         ),
     ]

bookwyrm/migrations/0031_auto_20210104_2040.py

@@ -6,23 +6,23 @@ from django.db import migrations, models
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0030_auto_20201224_1939'),
+        ("bookwyrm", "0030_auto_20201224_1939"),
     ]
 
     operations = [
         migrations.AddField(
-            model_name='sitesettings',
+            model_name="sitesettings",
-            name='favicon',
+            name="favicon",
-            field=models.ImageField(blank=True, null=True, upload_to='logos/'),
+            field=models.ImageField(blank=True, null=True, upload_to="logos/"),
         ),
         migrations.AddField(
-            model_name='sitesettings',
+            model_name="sitesettings",
-            name='logo',
+            name="logo",
-            field=models.ImageField(blank=True, null=True, upload_to='logos/'),
+            field=models.ImageField(blank=True, null=True, upload_to="logos/"),
         ),
         migrations.AddField(
-            model_name='sitesettings',
+            model_name="sitesettings",
-            name='logo_small',
+            name="logo_small",
-            field=models.ImageField(blank=True, null=True, upload_to='logos/'),
+            field=models.ImageField(blank=True, null=True, upload_to="logos/"),
         ),
     ]

bookwyrm/migrations/0032_auto_20210104_2055.py

@@ -6,18 +6,20 @@ from django.db import migrations, models
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0031_auto_20210104_2040'),
+        ("bookwyrm", "0031_auto_20210104_2040"),
     ]
 
     operations = [
         migrations.AddField(
-            model_name='sitesettings',
+            model_name="sitesettings",
-            name='instance_tagline',
+            name="instance_tagline",
-            field=models.CharField(default='Social Reading and Reviewing', max_length=150),
+            field=models.CharField(
+                default="Social Reading and Reviewing", max_length=150
+            ),
         ),
         migrations.AddField(
-            model_name='sitesettings',
+            model_name="sitesettings",
-            name='registration_closed_text',
+            name="registration_closed_text",
-            field=models.TextField(default='Contact an administrator to get an invite'),
+            field=models.TextField(default="Contact an administrator to get an invite"),
         ),
     ]

bookwyrm/migrations/0033_siteinvite_created_date.py

@@ -7,14 +7,16 @@ import django.utils.timezone
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0032_auto_20210104_2055'),
+        ("bookwyrm", "0032_auto_20210104_2055"),
     ]
 
     operations = [
         migrations.AddField(
-            model_name='siteinvite',
+            model_name="siteinvite",
-            name='created_date',
+            name="created_date",
-            field=models.DateTimeField(auto_now_add=True, default=django.utils.timezone.now),
+            field=models.DateTimeField(
+                auto_now_add=True, default=django.utils.timezone.now
+            ),
             preserve_default=False,
         ),
     ]

bookwyrm/migrations/0034_importjob_complete.py

@@ -6,13 +6,13 @@ from django.db import migrations, models
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0033_siteinvite_created_date'),
+        ("bookwyrm", "0033_siteinvite_created_date"),
     ]
 
     operations = [
         migrations.AddField(
-            model_name='importjob',
+            model_name="importjob",
-            name='complete',
+            name="complete",
             field=models.BooleanField(default=False),
         ),
     ]

bookwyrm/migrations/0035_edition_edition_rank.py

@@ -6,20 +6,21 @@ from django.db import migrations
 
 def set_rank(app_registry, schema_editor):
     db_alias = schema_editor.connection.alias
-    books = app_registry.get_model('bookwyrm', 'Edition')
+    books = app_registry.get_model("bookwyrm", "Edition")
     for book in books.objects.using(db_alias):
         book.save()
 
+
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0034_importjob_complete'),
+        ("bookwyrm", "0034_importjob_complete"),
     ]
 
     operations = [
         migrations.AddField(
-            model_name='edition',
+            model_name="edition",
-            name='edition_rank',
+            name="edition_rank",
             field=bookwyrm.models.fields.IntegerField(default=0),
         ),
         migrations.RunPython(set_rank),

bookwyrm/migrations/0036_annualgoal.py

@@ -9,24 +9,57 @@ import django.db.models.deletion
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0035_edition_edition_rank'),
+        ("bookwyrm", "0035_edition_edition_rank"),
     ]
 
     operations = [
         migrations.CreateModel(
-            name='AnnualGoal',
+            name="AnnualGoal",
             fields=[
-                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                (
-                ('created_date', models.DateTimeField(auto_now_add=True)),
+                    "id",
-                ('updated_date', models.DateTimeField(auto_now=True)),
+                    models.AutoField(
-                ('remote_id', bookwyrm.models.fields.RemoteIdField(max_length=255, null=True, validators=[bookwyrm.models.fields.validate_remote_id])),
+                        auto_created=True,
-                ('goal', models.IntegerField()),
+                        primary_key=True,
-                ('year', models.IntegerField(default=2021)),
+                        serialize=False,
-                ('privacy', models.CharField(choices=[('public', 'Public'), ('unlisted', 'Unlisted'), ('followers', 'Followers'), ('direct', 'Direct')], default='public', max_length=255)),
+                        verbose_name="ID",
-                ('user', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to=settings.AUTH_USER_MODEL)),
+                    ),
+                ),
+                ("created_date", models.DateTimeField(auto_now_add=True)),
+                ("updated_date", models.DateTimeField(auto_now=True)),
+                (
+                    "remote_id",
+                    bookwyrm.models.fields.RemoteIdField(
+                        max_length=255,
+                        null=True,
+                        validators=[bookwyrm.models.fields.validate_remote_id],
+                    ),
+                ),
+                ("goal", models.IntegerField()),
+                ("year", models.IntegerField(default=2021)),
+                (
+                    "privacy",
+                    models.CharField(
+                        choices=[
+                            ("public", "Public"),
+                            ("unlisted", "Unlisted"),
+                            ("followers", "Followers"),
+                            ("direct", "Direct"),
+                        ],
+                        default="public",
+                        max_length=255,
+                    ),
+                ),
+                (
+                    "user",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.PROTECT,
+                        to=settings.AUTH_USER_MODEL,
+                    ),
+                ),
             ],
             options={
-                'unique_together': {('user', 'year')},
+                "unique_together": {("user", "year")},
             },
         ),
     ]

bookwyrm/migrations/0037_auto_20210118_1954.py

@@ -2,36 +2,39 @@
 
 from django.db import migrations, models
 
+
 def empty_to_null(apps, schema_editor):
     User = apps.get_model("bookwyrm", "User")
     db_alias = schema_editor.connection.alias
     User.objects.using(db_alias).filter(email="").update(email=None)
 
+
 def null_to_empty(apps, schema_editor):
     User = apps.get_model("bookwyrm", "User")
     db_alias = schema_editor.connection.alias
     User.objects.using(db_alias).filter(email=None).update(email="")
 
+
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0036_annualgoal'),
+        ("bookwyrm", "0036_annualgoal"),
     ]
 
     operations = [
         migrations.AlterModelOptions(
-            name='shelfbook',
+            name="shelfbook",
-            options={'ordering': ('-created_date',)},
+            options={"ordering": ("-created_date",)},
         ),
         migrations.AlterField(
-            model_name='user',
+            model_name="user",
-            name='email',
+            name="email",
             field=models.EmailField(max_length=254, null=True),
         ),
         migrations.RunPython(empty_to_null, null_to_empty),
         migrations.AlterField(
-            model_name='user',
+            model_name="user",
-            name='email',
+            name="email",
             field=models.EmailField(max_length=254, null=True, unique=True),
         ),
     ]

bookwyrm/migrations/0038_auto_20210119_1534.py

@@ -7,13 +7,15 @@ from django.db import migrations, models
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0037_auto_20210118_1954'),
+        ("bookwyrm", "0037_auto_20210118_1954"),
     ]
 
     operations = [
         migrations.AlterField(
-            model_name='annualgoal',
+            model_name="annualgoal",
-            name='goal',
+            name="goal",
-            field=models.IntegerField(validators=[django.core.validators.MinValueValidator(1)]),
+            field=models.IntegerField(
+                validators=[django.core.validators.MinValueValidator(1)]
+            ),
         ),
     ]

bookwyrm/migrations/0039_merge_20210120_0753.py

@@ -6,9 +6,8 @@ from django.db import migrations
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0038_auto_20210119_1534'),
+        ("bookwyrm", "0038_auto_20210119_1534"),
-        ('bookwyrm', '0015_auto_20201128_0734'),
+        ("bookwyrm", "0015_auto_20201128_0734"),
     ]
 
-    operations = [
+    operations = []
-    ]

bookwyrm/migrations/0040_auto_20210122_0057.py

@@ -9,28 +9,40 @@ import django.db.models.deletion
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0039_merge_20210120_0753'),
+        ("bookwyrm", "0039_merge_20210120_0753"),
     ]
 
     operations = [
         migrations.AlterField(
-            model_name='progressupdate',
+            model_name="progressupdate",
-            name='progress',
+            name="progress",
-            field=models.IntegerField(validators=[django.core.validators.MinValueValidator(0)]),
+            field=models.IntegerField(
+                validators=[django.core.validators.MinValueValidator(0)]
+            ),
         ),
         migrations.AlterField(
-            model_name='progressupdate',
+            model_name="progressupdate",
-            name='readthrough',
+            name="readthrough",
-            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='bookwyrm.ReadThrough'),
+            field=models.ForeignKey(
+                on_delete=django.db.models.deletion.CASCADE, to="bookwyrm.ReadThrough"
+            ),
         ),
         migrations.AlterField(
-            model_name='progressupdate',
+            model_name="progressupdate",
-            name='remote_id',
+            name="remote_id",
-            field=bookwyrm.models.fields.RemoteIdField(max_length=255, null=True, validators=[bookwyrm.models.fields.validate_remote_id]),
+            field=bookwyrm.models.fields.RemoteIdField(
+                max_length=255,
+                null=True,
+                validators=[bookwyrm.models.fields.validate_remote_id],
+            ),
         ),
         migrations.AlterField(
-            model_name='readthrough',
+            model_name="readthrough",
-            name='progress',
+            name="progress",
-            field=models.IntegerField(blank=True, null=True, validators=[django.core.validators.MinValueValidator(0)]),
+            field=models.IntegerField(
+                blank=True,
+                null=True,
+                validators=[django.core.validators.MinValueValidator(0)],
+            ),
         ),
     ]

bookwyrm/migrations/0041_auto_20210131_1614.py

@@ -10,56 +10,141 @@ import django.db.models.deletion
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0040_auto_20210122_0057'),
+        ("bookwyrm", "0040_auto_20210122_0057"),
     ]
 
     operations = [
         migrations.CreateModel(
-            name='List',
+            name="List",
             fields=[
-                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                (
-                ('created_date', models.DateTimeField(auto_now_add=True)),
+                    "id",
-                ('updated_date', models.DateTimeField(auto_now=True)),
+                    models.AutoField(
-                ('remote_id', bookwyrm.models.fields.RemoteIdField(max_length=255, null=True, validators=[bookwyrm.models.fields.validate_remote_id])),
+                        auto_created=True,
-                ('name', bookwyrm.models.fields.CharField(max_length=100)),
+                        primary_key=True,
-                ('description', bookwyrm.models.fields.TextField(blank=True, null=True)),
+                        serialize=False,
-                ('privacy', bookwyrm.models.fields.CharField(choices=[('public', 'Public'), ('unlisted', 'Unlisted'), ('followers', 'Followers'), ('direct', 'Direct')], default='public', max_length=255)),
+                        verbose_name="ID",
-                ('curation', bookwyrm.models.fields.CharField(choices=[('closed', 'Closed'), ('open', 'Open'), ('curated', 'Curated')], default='closed', max_length=255)),
+                    ),
+                ),
+                ("created_date", models.DateTimeField(auto_now_add=True)),
+                ("updated_date", models.DateTimeField(auto_now=True)),
+                (
+                    "remote_id",
+                    bookwyrm.models.fields.RemoteIdField(
+                        max_length=255,
+                        null=True,
+                        validators=[bookwyrm.models.fields.validate_remote_id],
+                    ),
+                ),
+                ("name", bookwyrm.models.fields.CharField(max_length=100)),
+                (
+                    "description",
+                    bookwyrm.models.fields.TextField(blank=True, null=True),
+                ),
+                (
+                    "privacy",
+                    bookwyrm.models.fields.CharField(
+                        choices=[
+                            ("public", "Public"),
+                            ("unlisted", "Unlisted"),
+                            ("followers", "Followers"),
+                            ("direct", "Direct"),
+                        ],
+                        default="public",
+                        max_length=255,
+                    ),
+                ),
+                (
+                    "curation",
+                    bookwyrm.models.fields.CharField(
+                        choices=[
+                            ("closed", "Closed"),
+                            ("open", "Open"),
+                            ("curated", "Curated"),
+                        ],
+                        default="closed",
+                        max_length=255,
+                    ),
+                ),
             ],
             options={
-                'abstract': False,
+                "abstract": False,
             },
-            bases=(bookwyrm.models.activitypub_mixin.OrderedCollectionMixin, models.Model),
+            bases=(
+                bookwyrm.models.activitypub_mixin.OrderedCollectionMixin,
+                models.Model,
+            ),
         ),
         migrations.CreateModel(
-            name='ListItem',
+            name="ListItem",
             fields=[
-                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                (
-                ('created_date', models.DateTimeField(auto_now_add=True)),
+                    "id",
-                ('updated_date', models.DateTimeField(auto_now=True)),
+                    models.AutoField(
-                ('remote_id', bookwyrm.models.fields.RemoteIdField(max_length=255, null=True, validators=[bookwyrm.models.fields.validate_remote_id])),
+                        auto_created=True,
-                ('notes', bookwyrm.models.fields.TextField(blank=True, null=True)),
+                        primary_key=True,
-                ('approved', models.BooleanField(default=True)),
+                        serialize=False,
-                ('order', bookwyrm.models.fields.IntegerField(blank=True, null=True)),
+                        verbose_name="ID",
-                ('added_by', bookwyrm.models.fields.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to=settings.AUTH_USER_MODEL)),
+                    ),
-                ('book', bookwyrm.models.fields.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to='bookwyrm.Edition')),
+                ),
-                ('book_list', bookwyrm.models.fields.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='bookwyrm.List')),
+                ("created_date", models.DateTimeField(auto_now_add=True)),
-                ('endorsement', models.ManyToManyField(related_name='endorsers', to=settings.AUTH_USER_MODEL)),
+                ("updated_date", models.DateTimeField(auto_now=True)),
+                (
+                    "remote_id",
+                    bookwyrm.models.fields.RemoteIdField(
+                        max_length=255,
+                        null=True,
+                        validators=[bookwyrm.models.fields.validate_remote_id],
+                    ),
+                ),
+                ("notes", bookwyrm.models.fields.TextField(blank=True, null=True)),
+                ("approved", models.BooleanField(default=True)),
+                ("order", bookwyrm.models.fields.IntegerField(blank=True, null=True)),
+                (
+                    "added_by",
+                    bookwyrm.models.fields.ForeignKey(
+                        on_delete=django.db.models.deletion.PROTECT,
+                        to=settings.AUTH_USER_MODEL,
+                    ),
+                ),
+                (
+                    "book",
+                    bookwyrm.models.fields.ForeignKey(
+                        on_delete=django.db.models.deletion.PROTECT,
+                        to="bookwyrm.Edition",
+                    ),
+                ),
+                (
+                    "book_list",
+                    bookwyrm.models.fields.ForeignKey(
+                        on_delete=django.db.models.deletion.CASCADE, to="bookwyrm.List"
+                    ),
+                ),
+                (
+                    "endorsement",
+                    models.ManyToManyField(
+                        related_name="endorsers", to=settings.AUTH_USER_MODEL
+                    ),
+                ),
             ],
             options={
-                'ordering': ('-created_date',),
+                "ordering": ("-created_date",),
-                'unique_together': {('book', 'book_list')},
+                "unique_together": {("book", "book_list")},
             },
             bases=(bookwyrm.models.activitypub_mixin.ActivitypubMixin, models.Model),
         ),
         migrations.AddField(
-            model_name='list',
+            model_name="list",
-            name='books',
+            name="books",
-            field=models.ManyToManyField(through='bookwyrm.ListItem', to='bookwyrm.Edition'),
+            field=models.ManyToManyField(
+                through="bookwyrm.ListItem", to="bookwyrm.Edition"
+            ),
         ),
         migrations.AddField(
-            model_name='list',
+            model_name="list",
-            name='user',
+            name="user",
-            field=bookwyrm.models.fields.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to=settings.AUTH_USER_MODEL),
+            field=bookwyrm.models.fields.ForeignKey(
+                on_delete=django.db.models.deletion.PROTECT, to=settings.AUTH_USER_MODEL
+            ),
         ),
     ]

bookwyrm/migrations/0042_auto_20210201_2108.py

@@ -7,22 +7,40 @@ from django.db import migrations
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0041_auto_20210131_1614'),
+        ("bookwyrm", "0041_auto_20210131_1614"),
     ]
 
     operations = [
         migrations.AlterModelOptions(
-            name='list',
+            name="list",
-            options={'ordering': ('-updated_date',)},
+            options={"ordering": ("-updated_date",)},
         ),
         migrations.AlterField(
-            model_name='list',
+            model_name="list",
-            name='privacy',
+            name="privacy",
-            field=bookwyrm.models.fields.PrivacyField(choices=[('public', 'Public'), ('unlisted', 'Unlisted'), ('followers', 'Followers'), ('direct', 'Direct')], default='public', max_length=255),
+            field=bookwyrm.models.fields.PrivacyField(
+                choices=[
+                    ("public", "Public"),
+                    ("unlisted", "Unlisted"),
+                    ("followers", "Followers"),
+                    ("direct", "Direct"),
+                ],
+                default="public",
+                max_length=255,
+            ),
         ),
         migrations.AlterField(
-            model_name='shelf',
+            model_name="shelf",
-            name='privacy',
+            name="privacy",
-            field=bookwyrm.models.fields.PrivacyField(choices=[('public', 'Public'), ('unlisted', 'Unlisted'), ('followers', 'Followers'), ('direct', 'Direct')], default='public', max_length=255),
+            field=bookwyrm.models.fields.PrivacyField(
+                choices=[
+                    ("public", "Public"),
+                    ("unlisted", "Unlisted"),
+                    ("followers", "Followers"),
+                    ("direct", "Direct"),
+                ],
+                default="public",
+                max_length=255,
+            ),
         ),
     ]

bookwyrm/migrations/0043_auto_20210204_2223.py

@@ -6,18 +6,18 @@ from django.db import migrations
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0042_auto_20210201_2108'),
+        ("bookwyrm", "0042_auto_20210201_2108"),
     ]
 
     operations = [
         migrations.RenameField(
-            model_name='listitem',
+            model_name="listitem",
-            old_name='added_by',
+            old_name="added_by",
-            new_name='user',
+            new_name="user",
         ),
         migrations.RenameField(
-            model_name='shelfbook',
+            model_name="shelfbook",
-            old_name='added_by',
+            old_name="added_by",
-            new_name='user',
+            new_name="user",
         ),
     ]

bookwyrm/migrations/0044_auto_20210207_1924.py

@@ -5,9 +5,10 @@ from django.conf import settings
 from django.db import migrations
 import django.db.models.deletion
 
+
 def set_user(app_registry, schema_editor):
     db_alias = schema_editor.connection.alias
-    shelfbook = app_registry.get_model('bookwyrm', 'ShelfBook')
+    shelfbook = app_registry.get_model("bookwyrm", "ShelfBook")
     for item in shelfbook.objects.using(db_alias).filter(user__isnull=True):
         item.user = item.shelf.user
         try:
@@ -19,15 +20,19 @@ def set_user(app_registry, schema_editor):
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0043_auto_20210204_2223'),
+        ("bookwyrm", "0043_auto_20210204_2223"),
     ]
 
     operations = [
         migrations.RunPython(set_user, lambda x, y: None),
         migrations.AlterField(
-            model_name='shelfbook',
+            model_name="shelfbook",
-            name='user',
+            name="user",
-            field=bookwyrm.models.fields.ForeignKey(default=2, on_delete=django.db.models.deletion.PROTECT, to=settings.AUTH_USER_MODEL),
+            field=bookwyrm.models.fields.ForeignKey(
+                default=2,
+                on_delete=django.db.models.deletion.PROTECT,
+                to=settings.AUTH_USER_MODEL,
+            ),
             preserve_default=False,
         ),
     ]

bookwyrm/migrations/0045_auto_20210210_2114.py

@@ -8,51 +8,102 @@ import django.db.models.deletion
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0044_auto_20210207_1924'),
+        ("bookwyrm", "0044_auto_20210207_1924"),
     ]
 
     operations = [
         migrations.RemoveConstraint(
-            model_name='notification',
+            model_name="notification",
-            name='notification_type_valid',
+            name="notification_type_valid",
         ),
         migrations.AddField(
-            model_name='notification',
+            model_name="notification",
-            name='related_list_item',
+            name="related_list_item",
-            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.CASCADE, to='bookwyrm.ListItem'),
+            field=models.ForeignKey(
+                null=True,
+                on_delete=django.db.models.deletion.CASCADE,
+                to="bookwyrm.ListItem",
+            ),
         ),
         migrations.AlterField(
-            model_name='notification',
+            model_name="notification",
-            name='notification_type',
+            name="notification_type",
-            field=models.CharField(choices=[('FAVORITE', 'Favorite'), ('REPLY', 'Reply'), ('MENTION', 'Mention'), ('TAG', 'Tag'), ('FOLLOW', 'Follow'), ('FOLLOW_REQUEST', 'Follow Request'), ('BOOST', 'Boost'), ('IMPORT', 'Import'), ('ADD', 'Add')], max_length=255),
+            field=models.CharField(
+                choices=[
+                    ("FAVORITE", "Favorite"),
+                    ("REPLY", "Reply"),
+                    ("MENTION", "Mention"),
+                    ("TAG", "Tag"),
+                    ("FOLLOW", "Follow"),
+                    ("FOLLOW_REQUEST", "Follow Request"),
+                    ("BOOST", "Boost"),
+                    ("IMPORT", "Import"),
+                    ("ADD", "Add"),
+                ],
+                max_length=255,
+            ),
         ),
         migrations.AlterField(
-            model_name='notification',
+            model_name="notification",
-            name='related_book',
+            name="related_book",
-            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.CASCADE, to='bookwyrm.Edition'),
+            field=models.ForeignKey(
+                null=True,
+                on_delete=django.db.models.deletion.CASCADE,
+                to="bookwyrm.Edition",
+            ),
         ),
         migrations.AlterField(
-            model_name='notification',
+            model_name="notification",
-            name='related_import',
+            name="related_import",
-            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.CASCADE, to='bookwyrm.ImportJob'),
+            field=models.ForeignKey(
+                null=True,
+                on_delete=django.db.models.deletion.CASCADE,
+                to="bookwyrm.ImportJob",
+            ),
         ),
         migrations.AlterField(
-            model_name='notification',
+            model_name="notification",
-            name='related_status',
+            name="related_status",
-            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.CASCADE, to='bookwyrm.Status'),
+            field=models.ForeignKey(
+                null=True,
+                on_delete=django.db.models.deletion.CASCADE,
+                to="bookwyrm.Status",
+            ),
         ),
         migrations.AlterField(
-            model_name='notification',
+            model_name="notification",
-            name='related_user',
+            name="related_user",
-            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.CASCADE, related_name='related_user', to=settings.AUTH_USER_MODEL),
+            field=models.ForeignKey(
+                null=True,
+                on_delete=django.db.models.deletion.CASCADE,
+                related_name="related_user",
+                to=settings.AUTH_USER_MODEL,
+            ),
         ),
         migrations.AlterField(
-            model_name='notification',
+            model_name="notification",
-            name='user',
+            name="user",
-            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
+            field=models.ForeignKey(
+                on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL
+            ),
         ),
         migrations.AddConstraint(
-            model_name='notification',
+            model_name="notification",
-            constraint=models.CheckConstraint(check=models.Q(notification_type__in=['FAVORITE', 'REPLY', 'MENTION', 'TAG', 'FOLLOW', 'FOLLOW_REQUEST', 'BOOST', 'IMPORT', 'ADD']), name='notification_type_valid'),
+            constraint=models.CheckConstraint(
+                check=models.Q(
+                    notification_type__in=[
+                        "FAVORITE",
+                        "REPLY",
+                        "MENTION",
+                        "TAG",
+                        "FOLLOW",
+                        "FOLLOW_REQUEST",
+                        "BOOST",
+                        "IMPORT",
+                        "ADD",
+                    ]
+                ),
+                name="notification_type_valid",
+            ),
         ),
     ]

bookwyrm/migrations/0046_sitesettings_privacy_policy.py

@@ -6,13 +6,13 @@ from django.db import migrations, models
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0045_auto_20210210_2114'),
+        ("bookwyrm", "0045_auto_20210210_2114"),
     ]
 
     operations = [
         migrations.AddField(
-            model_name='sitesettings',
+            model_name="sitesettings",
-            name='privacy_policy',
+            name="privacy_policy",
-            field=models.TextField(default='Add a privacy policy here.'),
+            field=models.TextField(default="Add a privacy policy here."),
         ),
     ]

bookwyrm/migrations/0047_connector_isbn_search_url.py

@@ -6,13 +6,13 @@ from django.db import migrations, models
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0046_sitesettings_privacy_policy'),
+        ("bookwyrm", "0046_sitesettings_privacy_policy"),
     ]
 
     operations = [
         migrations.AddField(
-            model_name='connector',
+            model_name="connector",
-            name='isbn_search_url',
+            name="isbn_search_url",
             field=models.CharField(blank=True, max_length=255, null=True),
         ),
     ]

bookwyrm/models/__init__.py

@@ -1,4 +1,4 @@
-''' bring all the models into the app namespace '''
+""" bring all the models into the app namespace """
 import inspect
 import sys
 
@@ -27,8 +27,12 @@ from .import_job import ImportJob, ImportItem
 from .site import SiteSettings, SiteInvite, PasswordReset
 
 cls_members = inspect.getmembers(sys.modules[__name__], inspect.isclass)
-activity_models = {c[1].activity_serializer.__name__: c[1] \
+activity_models = {
-    for c in cls_members if hasattr(c[1], 'activity_serializer')}
+    c[1].activity_serializer.__name__: c[1]
+    for c in cls_members
+    if hasattr(c[1], "activity_serializer")
+}
 
 status_models = [
-    c.__name__ for (_, c) in activity_models.items() if issubclass(c, Status)]
+    c.__name__ for (_, c) in activity_models.items() if issubclass(c, Status)
+]

bookwyrm/models/activitypub_mixin.py

@@ -1,4 +1,4 @@
-''' activitypub model functionality '''
+""" activitypub model functionality """
 from base64 import b64encode
 from functools import reduce
 import json
@@ -26,18 +26,19 @@ logger = logging.getLogger(__name__)
 # I tried to separate these classes into mutliple files but I kept getting
 # circular import errors so I gave up. I'm sure it could be done though!
 class ActivitypubMixin:
-    ''' add this mixin for models that are AP serializable '''
+    """ add this mixin for models that are AP serializable """
+
     activity_serializer = lambda: {}
     reverse_unfurl = False
 
     def __init__(self, *args, **kwargs):
-        ''' collect some info on model fields '''
+        """ collect some info on model fields """
         self.image_fields = []
         self.many_to_many_fields = []
         self.simple_fields = []  # "simple"
         # sort model fields by type
         for field in self._meta.get_fields():
-            if not hasattr(field, 'field_to_activity'):
+            if not hasattr(field, "field_to_activity"):
                 continue
 
             if isinstance(field, ImageField):
@@ -48,33 +49,41 @@ class ActivitypubMixin:
                 self.simple_fields.append(field)
 
         # a list of allll the serializable fields
-        self.activity_fields = self.image_fields + \
+        self.activity_fields = (
-                self.many_to_many_fields + self.simple_fields
+            self.image_fields + self.many_to_many_fields + self.simple_fields
+        )
 
         # these are separate to avoid infinite recursion issues
-        self.deserialize_reverse_fields = self.deserialize_reverse_fields \
+        self.deserialize_reverse_fields = (
-                if hasattr(self, 'deserialize_reverse_fields') else []
+            self.deserialize_reverse_fields
-        self.serialize_reverse_fields = self.serialize_reverse_fields \
+            if hasattr(self, "deserialize_reverse_fields")
-                if hasattr(self, 'serialize_reverse_fields') else []
+            else []
+        )
+        self.serialize_reverse_fields = (
+            self.serialize_reverse_fields
+            if hasattr(self, "serialize_reverse_fields")
+            else []
+        )
 
         super().__init__(*args, **kwargs)
 
-
     @classmethod
     def find_existing_by_remote_id(cls, remote_id):
-        ''' look up a remote id in the db '''
+        """ look up a remote id in the db """
-        return cls.find_existing({'id': remote_id})
+        return cls.find_existing({"id": remote_id})
 
     @classmethod
     def find_existing(cls, data):
-        ''' compare data to fields that can be used for deduplation.
+        """compare data to fields that can be used for deduplation.
         This always includes remote_id, but can also be unique identifiers
-        like an isbn for an edition '''
+        like an isbn for an edition"""
         filters = []
         # grabs all the data from the model to create django queryset filters
         for field in cls._meta.get_fields():
-            if not hasattr(field, 'deduplication_field') or \
+            if (
-                    not field.deduplication_field:
+                not hasattr(field, "deduplication_field")
+                or not field.deduplication_field
+            ):
                 continue
 
             value = data.get(field.get_activitypub_field())
@@ -82,9 +91,9 @@ class ActivitypubMixin:
                 continue
             filters.append({field.name: value})
 
-        if hasattr(cls, 'origin_id') and 'id' in data:
+        if hasattr(cls, "origin_id") and "id" in data:
             # kinda janky, but this handles special case for books
-            filters.append({'origin_id': data['id']})
+            filters.append({"origin_id": data["id"]})
 
         if not filters:
             # if there are no deduplication fields, it will match the first
@@ -92,45 +101,41 @@ class ActivitypubMixin:
             return None
 
         objects = cls.objects
-        if hasattr(objects, 'select_subclasses'):
+        if hasattr(objects, "select_subclasses"):
             objects = objects.select_subclasses()
 
         # an OR operation on all the match fields, sorry for the dense syntax
-        match = objects.filter(
+        match = objects.filter(reduce(operator.or_, (Q(**f) for f in filters)))
-            reduce(operator.or_, (Q(**f) for f in filters))
-        )
         # there OUGHT to be only one match
         return match.first()
 
-
     def broadcast(self, activity, sender, software=None):
-        ''' send out an activity '''
+        """ send out an activity """
         broadcast_task.delay(
             sender.id,
             json.dumps(activity, cls=activitypub.ActivityEncoder),
-            self.get_recipients(software=software)
+            self.get_recipients(software=software),
         )
 
-
     def get_recipients(self, software=None):
-        ''' figure out which inbox urls to post to '''
+        """ figure out which inbox urls to post to """
         # first we have to figure out who should receive this activity
-        privacy = self.privacy if hasattr(self, 'privacy') else 'public'
+        privacy = self.privacy if hasattr(self, "privacy") else "public"
         # is this activity owned by a user (statuses, lists, shelves), or is it
         # general to the instance (like books)
-        user = self.user if hasattr(self, 'user') else None
+        user = self.user if hasattr(self, "user") else None
-        user_model = apps.get_model('bookwyrm.User', require_ready=True)
+        user_model = apps.get_model("bookwyrm.User", require_ready=True)
         if not user and isinstance(self, user_model):
             # or maybe the thing itself is a user
             user = self
         # find anyone who's tagged in a status, for example
-        mentions = self.recipients if hasattr(self, 'recipients') else []
+        mentions = self.recipients if hasattr(self, "recipients") else []
 
         # we always send activities to explicitly mentioned users' inboxes
         recipients = [u.inbox for u in mentions or []]
 
         # unless it's a dm, all the followers should receive the activity
-        if privacy != 'direct':
+        if privacy != "direct":
             # we will send this out to a subset of all remote users
             queryset = user_model.objects.filter(
                 local=False,
@@ -138,43 +143,43 @@ class ActivitypubMixin:
             # filter users first by whether they're using the desired software
             # this lets us send book updates only to other bw servers
             if software:
-                queryset = queryset.filter(
+                queryset = queryset.filter(bookwyrm_user=(software == "bookwyrm"))
-                    bookwyrm_user=(software == 'bookwyrm')
-                )
             # if there's a user, we only want to send to the user's followers
             if user:
                 queryset = queryset.filter(following=user)
 
             # ideally, we will send to shared inboxes for efficiency
-            shared_inboxes = queryset.filter(
+            shared_inboxes = (
-                shared_inbox__isnull=False
+                queryset.filter(shared_inbox__isnull=False)
-            ).values_list('shared_inbox', flat=True).distinct()
+                .values_list("shared_inbox", flat=True)
+                .distinct()
+            )
             # but not everyone has a shared inbox
-            inboxes = queryset.filter(
+            inboxes = queryset.filter(shared_inbox__isnull=True).values_list(
-                shared_inbox__isnull=True
+                "inbox", flat=True
-            ).values_list('inbox', flat=True)
+            )
             recipients += list(shared_inboxes) + list(inboxes)
         return recipients
 
-
     def to_activity_dataclass(self):
-        ''' convert from a model to an activity '''
+        """ convert from a model to an activity """
         activity = generate_activity(self)
         return self.activity_serializer(**activity)
 
     def to_activity(self, **kwargs):  # pylint: disable=unused-argument
-        ''' convert from a model to a json activity '''
+        """ convert from a model to a json activity """
         return self.to_activity_dataclass().serialize()
 
 
 class ObjectMixin(ActivitypubMixin):
-    ''' add this mixin for object models that are AP serializable '''
+    """ add this mixin for object models that are AP serializable """
+
     def save(self, *args, created=None, **kwargs):
-        ''' broadcast created/updated/deleted objects as appropriate '''
+        """ broadcast created/updated/deleted objects as appropriate """
-        broadcast = kwargs.get('broadcast', True)
+        broadcast = kwargs.get("broadcast", True)
         # this bonus kwarg woul cause an error in the base save method
-        if 'broadcast' in kwargs:
+        if "broadcast" in kwargs:
-            del kwargs['broadcast']
+            del kwargs["broadcast"]
 
         created = created or not bool(self.id)
         # first off, we want to save normally no matter what
@@ -183,7 +188,7 @@ class ObjectMixin(ActivitypubMixin):
             return
 
         # this will work for objects owned by a user (lists, shelves)
-        user = self.user if hasattr(self, 'user') else None
+        user = self.user if hasattr(self, "user") else None
 
         if created:
             # broadcast Create activities for objects owned by a local user
@@ -193,10 +198,10 @@ class ObjectMixin(ActivitypubMixin):
             try:
                 software = None
                 # do we have a "pure" activitypub version of this for mastodon?
-                if hasattr(self, 'pure_content'):
+                if hasattr(self, "pure_content"):
                     pure_activity = self.to_create_activity(user, pure=True)
-                    self.broadcast(pure_activity, user, software='other')
+                    self.broadcast(pure_activity, user, software="other")
-                    software = 'bookwyrm'
+                    software = "bookwyrm"
                 # sends to BW only if we just did a pure version for masto
                 activity = self.to_create_activity(user)
                 self.broadcast(activity, user, software=software)
@@ -209,39 +214,38 @@ class ObjectMixin(ActivitypubMixin):
         # --- updating an existing object
         if not user:
             # users don't have associated users, they ARE users
-            user_model = apps.get_model('bookwyrm.User', require_ready=True)
+            user_model = apps.get_model("bookwyrm.User", require_ready=True)
             if isinstance(self, user_model):
                 user = self
             # book data tracks last editor
-            elif hasattr(self, 'last_edited_by'):
+            elif hasattr(self, "last_edited_by"):
                 user = self.last_edited_by
         # again, if we don't know the user or they're remote, don't bother
         if not user or not user.local:
             return
 
         # is this a deletion?
-        if hasattr(self, 'deleted') and self.deleted:
+        if hasattr(self, "deleted") and self.deleted:
             activity = self.to_delete_activity(user)
         else:
             activity = self.to_update_activity(user)
         self.broadcast(activity, user)
 
-
     def to_create_activity(self, user, **kwargs):
-        ''' returns the object wrapped in a Create activity '''
+        """ returns the object wrapped in a Create activity """
         activity_object = self.to_activity_dataclass(**kwargs)
 
         signature = None
-        create_id = self.remote_id + '/activity'
+        create_id = self.remote_id + "/activity"
-        if hasattr(activity_object, 'content') and activity_object.content:
+        if hasattr(activity_object, "content") and activity_object.content:
             signer = pkcs1_15.new(RSA.import_key(user.key_pair.private_key))
             content = activity_object.content
-            signed_message = signer.sign(SHA256.new(content.encode('utf8')))
+            signed_message = signer.sign(SHA256.new(content.encode("utf8")))
 
             signature = activitypub.Signature(
-                creator='%s#main-key' % user.remote_id,
+                creator="%s#main-key" % user.remote_id,
                 created=activity_object.published,
-                signatureValue=b64encode(signed_message).decode('utf8')
+                signatureValue=b64encode(signed_message).decode("utf8"),
             )
 
         return activitypub.Create(
@@ -253,50 +257,48 @@ class ObjectMixin(ActivitypubMixin):
             signature=signature,
         ).serialize()
 
-
     def to_delete_activity(self, user):
-        ''' notice of deletion '''
+        """ notice of deletion """
         return activitypub.Delete(
-            id=self.remote_id + '/activity',
+            id=self.remote_id + "/activity",
             actor=user.remote_id,
-            to=['%s/followers' % user.remote_id],
+            to=["%s/followers" % user.remote_id],
-            cc=['https://www.w3.org/ns/activitystreams#Public'],
+            cc=["https://www.w3.org/ns/activitystreams#Public"],
+            object=self,
+        ).serialize()
+
+    def to_update_activity(self, user):
+        """ wrapper for Updates to an activity """
+        activity_id = "%s#update/%s" % (self.remote_id, uuid4())
+        return activitypub.Update(
+            id=activity_id,
+            actor=user.remote_id,
+            to=["https://www.w3.org/ns/activitystreams#Public"],
             object=self,
         ).serialize()
 
 
-    def to_update_activity(self, user):
-        ''' wrapper for Updates to an activity '''
-        activity_id = '%s#update/%s' % (self.remote_id, uuid4())
-        return activitypub.Update(
-            id=activity_id,
-            actor=user.remote_id,
-            to=['https://www.w3.org/ns/activitystreams#Public'],
-            object=self
-        ).serialize()
-
-
 class OrderedCollectionPageMixin(ObjectMixin):
-    ''' just the paginator utilities, so you don't HAVE to
+    """just the paginator utilities, so you don't HAVE to
-        override ActivitypubMixin's to_activity (ie, for outbox) '''
+    override ActivitypubMixin's to_activity (ie, for outbox)"""
+
     @property
     def collection_remote_id(self):
-        ''' this can be overriden if there's a special remote id, ie outbox '''
+        """ this can be overriden if there's a special remote id, ie outbox """
         return self.remote_id
 
-
+    def to_ordered_collection(
-    def to_ordered_collection(self, queryset, \
+        self, queryset, remote_id=None, page=False, collection_only=False, **kwargs
-            remote_id=None, page=False, collection_only=False, **kwargs):
+    ):
-        ''' an ordered collection of whatevers '''
+        """ an ordered collection of whatevers """
         if not queryset.ordered:
-            raise RuntimeError('queryset must be ordered')
+            raise RuntimeError("queryset must be ordered")
 
         remote_id = remote_id or self.remote_id
         if page:
-            return to_ordered_collection_page(
+            return to_ordered_collection_page(queryset, remote_id, **kwargs)
-                queryset, remote_id, **kwargs)
 
-        if collection_only or not hasattr(self, 'activity_serializer'):
+        if collection_only or not hasattr(self, "activity_serializer"):
             serializer = activitypub.OrderedCollection
             activity = {}
         else:
@@ -305,23 +307,24 @@ class OrderedCollectionPageMixin(ObjectMixin):
             activity = generate_activity(self)
 
         if remote_id:
-            activity['id'] = remote_id
+            activity["id"] = remote_id
 
         paginated = Paginator(queryset, PAGE_LENGTH)
         # add computed fields specific to orderd collections
-        activity['totalItems'] = paginated.count
+        activity["totalItems"] = paginated.count
-        activity['first'] = '%s?page=1' % remote_id
+        activity["first"] = "%s?page=1" % remote_id
-        activity['last'] = '%s?page=%d' % (remote_id, paginated.num_pages)
+        activity["last"] = "%s?page=%d" % (remote_id, paginated.num_pages)
 
         return serializer(**activity)
 
 
 class OrderedCollectionMixin(OrderedCollectionPageMixin):
-    ''' extends activitypub models to work as ordered collections '''
+    """ extends activitypub models to work as ordered collections """
+
     @property
     def collection_queryset(self):
-        ''' usually an ordered collection model aggregates a different model '''
+        """ usually an ordered collection model aggregates a different model """
-        raise NotImplementedError('Model must define collection_queryset')
+        raise NotImplementedError("Model must define collection_queryset")
 
     activity_serializer = activitypub.OrderedCollection
 
@@ -329,18 +332,20 @@ class OrderedCollectionMixin(OrderedCollectionPageMixin):
         return self.to_ordered_collection(self.collection_queryset, **kwargs)
 
     def to_activity(self, **kwargs):
-        ''' an ordered collection of the specified model queryset  '''
+        """ an ordered collection of the specified model queryset  """
         return self.to_ordered_collection(
-            self.collection_queryset, **kwargs).serialize()
+            self.collection_queryset, **kwargs
+        ).serialize()
 
 
 class CollectionItemMixin(ActivitypubMixin):
-    ''' for items that are part of an (Ordered)Collection '''
+    """ for items that are part of an (Ordered)Collection """
+
     activity_serializer = activitypub.Add
     object_field = collection_field = None
 
     def save(self, *args, broadcast=True, **kwargs):
-        ''' broadcast updated '''
+        """ broadcast updated """
         created = not bool(self.id)
         # first off, we want to save normally no matter what
         super().save(*args, **kwargs)
@@ -353,89 +358,91 @@ class CollectionItemMixin(ActivitypubMixin):
         activity = self.to_add_activity()
         self.broadcast(activity, self.user)
 
-
     def delete(self, *args, **kwargs):
-        ''' broadcast a remove activity '''
+        """ broadcast a remove activity """
         activity = self.to_remove_activity()
         super().delete(*args, **kwargs)
         self.broadcast(activity, self.user)
 
-
     def to_add_activity(self):
-        ''' AP for shelving a book'''
+        """ AP for shelving a book"""
         object_field = getattr(self, self.object_field)
         collection_field = getattr(self, self.collection_field)
         return activitypub.Add(
-            id='%s#add' % self.remote_id,
+            id="%s#add" % self.remote_id,
             actor=self.user.remote_id,
             object=object_field,
-            target=collection_field.remote_id
+            target=collection_field.remote_id,
         ).serialize()
 
     def to_remove_activity(self):
-        ''' AP for un-shelving a book'''
+        """ AP for un-shelving a book"""
         object_field = getattr(self, self.object_field)
         collection_field = getattr(self, self.collection_field)
         return activitypub.Remove(
-            id='%s#remove' % self.remote_id,
+            id="%s#remove" % self.remote_id,
             actor=self.user.remote_id,
             object=object_field,
-            target=collection_field.remote_id
+            target=collection_field.remote_id,
         ).serialize()
 
 
 class ActivityMixin(ActivitypubMixin):
-    ''' add this mixin for models that are AP serializable '''
+    """ add this mixin for models that are AP serializable """
+
     def save(self, *args, broadcast=True, **kwargs):
-        ''' broadcast activity '''
+        """ broadcast activity """
         super().save(*args, **kwargs)
-        user = self.user if hasattr(self, 'user') else self.user_subject
+        user = self.user if hasattr(self, "user") else self.user_subject
         if broadcast and user.local:
             self.broadcast(self.to_activity(), user)
 
-
     def delete(self, *args, broadcast=True, **kwargs):
-        ''' nevermind, undo that activity '''
+        """ nevermind, undo that activity """
-        user = self.user if hasattr(self, 'user') else self.user_subject
+        user = self.user if hasattr(self, "user") else self.user_subject
         if broadcast and user.local:
             self.broadcast(self.to_undo_activity(), user)
         super().delete(*args, **kwargs)
 
-
     def to_undo_activity(self):
-        ''' undo an action '''
+        """ undo an action """
-        user = self.user if hasattr(self, 'user') else self.user_subject
+        user = self.user if hasattr(self, "user") else self.user_subject
         return activitypub.Undo(
-            id='%s#undo' % self.remote_id,
+            id="%s#undo" % self.remote_id,
             actor=user.remote_id,
             object=self,
         ).serialize()
 
 
 def generate_activity(obj):
-    ''' go through the fields on an object '''
+    """ go through the fields on an object """
     activity = {}
     for field in obj.activity_fields:
         field.set_activity_from_field(activity, obj)
 
-    if hasattr(obj, 'serialize_reverse_fields'):
+    if hasattr(obj, "serialize_reverse_fields"):
         # for example, editions of a work
-        for model_field_name, activity_field_name, sort_field in \
+        for (
-                obj.serialize_reverse_fields:
+            model_field_name,
+            activity_field_name,
+            sort_field,
+        ) in obj.serialize_reverse_fields:
             related_field = getattr(obj, model_field_name)
-            activity[activity_field_name] = \
+            activity[activity_field_name] = unfurl_related_field(
-                    unfurl_related_field(related_field, sort_field)
+                related_field, sort_field
+            )
 
-    if not activity.get('id'):
+    if not activity.get("id"):
-        activity['id'] = obj.get_remote_id()
+        activity["id"] = obj.get_remote_id()
     return activity
 
 
 def unfurl_related_field(related_field, sort_field=None):
-    ''' load reverse lookups (like public key owner or Status attachment '''
+    """ load reverse lookups (like public key owner or Status attachment """
-    if hasattr(related_field, 'all'):
+    if hasattr(related_field, "all"):
-        return [unfurl_related_field(i) for i in related_field.order_by(
+        return [
-            sort_field).all()]
+            unfurl_related_field(i) for i in related_field.order_by(sort_field).all()
+        ]
     if related_field.reverse_unfurl:
         return related_field.field_to_activity()
     return related_field.remote_id
@@ -443,8 +450,8 @@ def unfurl_related_field(related_field, sort_field=None):
 
 @app.task
 def broadcast_task(sender_id, activity, recipients):
-    ''' the celery task for broadcast '''
+    """ the celery task for broadcast """
-    user_model = apps.get_model('bookwyrm.User', require_ready=True)
+    user_model = apps.get_model("bookwyrm.User", require_ready=True)
     sender = user_model.objects.get(id=sender_id)
     for recipient in recipients:
         try:
@@ -454,12 +461,12 @@ def broadcast_task(sender_id, activity, recipients):
 
 
 def sign_and_send(sender, data, destination):
-    ''' crpyto whatever and http junk '''
+    """ crpyto whatever and http junk """
     now = http_date()
 
     if not sender.key_pair.private_key:
         # this shouldn't happen. it would be bad if it happened.
-        raise ValueError('No private key found for sender')
+        raise ValueError("No private key found for sender")
 
     digest = make_digest(data)
 
@@ -467,11 +474,11 @@ def sign_and_send(sender, data, destination):
         destination,
         data=data,
         headers={
-            'Date': now,
+            "Date": now,
-            'Digest': digest,
+            "Digest": digest,
-            'Signature': make_signature(sender, destination, now, digest),
+            "Signature": make_signature(sender, destination, now, digest),
-            'Content-Type': 'application/activity+json; charset=utf-8',
+            "Content-Type": "application/activity+json; charset=utf-8",
-            'User-Agent': USER_AGENT,
+            "User-Agent": USER_AGENT,
         },
     )
     if not response.ok:
@@ -481,8 +488,9 @@ def sign_and_send(sender, data, destination):
 
 # pylint: disable=unused-argument
 def to_ordered_collection_page(
-        queryset, remote_id, id_only=False, page=1, pure=False, **kwargs):
+    queryset, remote_id, id_only=False, page=1, pure=False, **kwargs
-    ''' serialize and pagiante a queryset '''
+):
+    """ serialize and pagiante a queryset """
     paginated = Paginator(queryset, PAGE_LENGTH)
 
     activity_page = paginated.page(page)
@@ -493,14 +501,13 @@ def to_ordered_collection_page(
 
     prev_page = next_page = None
     if activity_page.has_next():
-        next_page = '%s?page=%d' % (remote_id, activity_page.next_page_number())
+        next_page = "%s?page=%d" % (remote_id, activity_page.next_page_number())
     if activity_page.has_previous():
-        prev_page = '%s?page=%d' % \
+        prev_page = "%s?page=%d" % (remote_id, activity_page.previous_page_number())
-                (remote_id, activity_page.previous_page_number())
     return activitypub.OrderedCollectionPage(
-        id='%s?page=%s' % (remote_id, page),
+        id="%s?page=%s" % (remote_id, page),
         partOf=remote_id,
         orderedItems=items,
         next=next_page,
-        prev=prev_page
+        prev=prev_page,
     )

bookwyrm/models/attachment.py

@@ -1,4 +1,4 @@
-''' media that is posted in the app '''
+""" media that is posted in the app """
 from django.db import models
 
 from bookwyrm import activitypub
@@ -8,23 +8,25 @@ from . import fields
 
 
 class Attachment(ActivitypubMixin, BookWyrmModel):
-    ''' an image (or, in the future, video etc) associated with a status '''
+    """ an image (or, in the future, video etc) associated with a status """
+
     status = models.ForeignKey(
-        'Status',
+        "Status", on_delete=models.CASCADE, related_name="attachments", null=True
-        on_delete=models.CASCADE,
-        related_name='attachments',
-        null=True
     )
     reverse_unfurl = True
+
     class Meta:
-        ''' one day we'll have other types of attachments besides images '''
+        """ one day we'll have other types of attachments besides images """
+
         abstract = True
 
 
 class Image(Attachment):
-    ''' an image attachment '''
+    """ an image attachment """
+
     image = fields.ImageField(
-        upload_to='status/', null=True, blank=True, activitypub_field='url')
+        upload_to="status/", null=True, blank=True, activitypub_field="url"
-    caption = fields.TextField(null=True, blank=True, activitypub_field='name')
+    )
+    caption = fields.TextField(null=True, blank=True, activitypub_field="name")
 
     activity_serializer = activitypub.Image

bookwyrm/models/author.py

@@ -1,4 +1,4 @@
-''' database schema for info about authors '''
+""" database schema for info about authors """
 from django.db import models
 
 from bookwyrm import activitypub
@@ -9,9 +9,11 @@ from . import fields
 
 
 class Author(BookDataModel):
-    ''' basic biographic info '''
+    """ basic biographic info """
+
     wikipedia_link = fields.CharField(
-        max_length=255, blank=True, null=True, deduplication_field=True)
+        max_length=255, blank=True, null=True, deduplication_field=True
+    )
     # idk probably other keys would be useful here?
     born = fields.DateTimeField(blank=True, null=True)
     died = fields.DateTimeField(blank=True, null=True)
@@ -22,7 +24,7 @@ class Author(BookDataModel):
     bio = fields.HtmlField(null=True, blank=True)
 
     def get_remote_id(self):
-        ''' editions and works both use "book" instead of model_name '''
+        """ editions and works both use "book" instead of model_name """
-        return 'https://%s/author/%s' % (DOMAIN, self.id)
+        return "https://%s/author/%s" % (DOMAIN, self.id)
 
     activity_serializer = activitypub.Author

bookwyrm/models/base_model.py

@@ -1,4 +1,4 @@
-''' base model with default fields '''
+""" base model with default fields """
 from django.db import models
 from django.dispatch import receiver
 
@@ -7,34 +7,36 @@ from .fields import RemoteIdField
 
 
 class BookWyrmModel(models.Model):
-    ''' shared fields '''
+    """ shared fields """
+
     created_date = models.DateTimeField(auto_now_add=True)
     updated_date = models.DateTimeField(auto_now=True)
-    remote_id = RemoteIdField(null=True, activitypub_field='id')
+    remote_id = RemoteIdField(null=True, activitypub_field="id")
 
     def get_remote_id(self):
-        ''' generate a url that resolves to the local object '''
+        """ generate a url that resolves to the local object """
-        base_path = 'https://%s' % DOMAIN
+        base_path = "https://%s" % DOMAIN
-        if hasattr(self, 'user'):
+        if hasattr(self, "user"):
-            base_path = '%s%s' % (base_path, self.user.local_path)
+            base_path = "%s%s" % (base_path, self.user.local_path)
         model_name = type(self).__name__.lower()
-        return '%s/%s/%d' % (base_path, model_name, self.id)
+        return "%s/%s/%d" % (base_path, model_name, self.id)
 
     class Meta:
-        ''' this is just here to provide default fields for other models '''
+        """ this is just here to provide default fields for other models """
+
         abstract = True
 
     @property
     def local_path(self):
-        ''' how to link to this object in the local app '''
+        """ how to link to this object in the local app """
-        return self.get_remote_id().replace('https://%s' % DOMAIN, '')
+        return self.get_remote_id().replace("https://%s" % DOMAIN, "")
 
 
 @receiver(models.signals.post_save)
 # pylint: disable=unused-argument
 def execute_after_save(sender, instance, created, *args, **kwargs):
-    ''' set the remote_id after save (when the id is available) '''
+    """ set the remote_id after save (when the id is available) """
-    if not created or not hasattr(instance, 'get_remote_id'):
+    if not created or not hasattr(instance, "get_remote_id"):
         return
     if not instance.remote_id:
         instance.remote_id = instance.get_remote_id()

bookwyrm/models/book.py

@@ -1,4 +1,4 @@
-''' database schema for books and shelves '''
+""" database schema for books and shelves """
 import re
 
 from django.db import models
@@ -11,25 +11,30 @@ from .activitypub_mixin import OrderedCollectionPageMixin, ObjectMixin
 from .base_model import BookWyrmModel
 from . import fields
 
+
 class BookDataModel(ObjectMixin, BookWyrmModel):
-    ''' fields shared between editable book data (books, works, authors) '''
+    """ fields shared between editable book data (books, works, authors) """
+
     origin_id = models.CharField(max_length=255, null=True, blank=True)
     openlibrary_key = fields.CharField(
-        max_length=255, blank=True, null=True, deduplication_field=True)
+        max_length=255, blank=True, null=True, deduplication_field=True
+    )
     librarything_key = fields.CharField(
-        max_length=255, blank=True, null=True, deduplication_field=True)
+        max_length=255, blank=True, null=True, deduplication_field=True
+    )
     goodreads_key = fields.CharField(
-        max_length=255, blank=True, null=True, deduplication_field=True)
+        max_length=255, blank=True, null=True, deduplication_field=True
+    )
 
-    last_edited_by = models.ForeignKey(
+    last_edited_by = models.ForeignKey("User", on_delete=models.PROTECT, null=True)
-        'User', on_delete=models.PROTECT, null=True)
 
     class Meta:
-        ''' can't initialize this model, that wouldn't make sense '''
+        """ can't initialize this model, that wouldn't make sense """
+
         abstract = True
 
     def save(self, *args, **kwargs):
-        ''' ensure that the remote_id is within this instance '''
+        """ ensure that the remote_id is within this instance """
         if self.id:
             self.remote_id = self.get_remote_id()
         else:
@@ -37,15 +42,15 @@ class BookDataModel(ObjectMixin, BookWyrmModel):
             self.remote_id = None
         return super().save(*args, **kwargs)
 
-    def broadcast(self, activity, sender, software='bookwyrm'):
+    def broadcast(self, activity, sender, software="bookwyrm"):
-        ''' only send book data updates to other bookwyrm instances '''
+        """ only send book data updates to other bookwyrm instances """
         super().broadcast(activity, sender, software=software)
 
 
 class Book(BookDataModel):
-    ''' a generic book, which can mean either an edition or a work '''
+    """ a generic book, which can mean either an edition or a work """
-    connector = models.ForeignKey(
+
-        'Connector', on_delete=models.PROTECT, null=True)
+    connector = models.ForeignKey("Connector", on_delete=models.PROTECT, null=True)
 
     # book/work metadata
     title = fields.CharField(max_length=255)
@@ -63,9 +68,10 @@ class Book(BookDataModel):
     subject_places = fields.ArrayField(
         models.CharField(max_length=255), blank=True, null=True, default=list
     )
-    authors = fields.ManyToManyField('Author')
+    authors = fields.ManyToManyField("Author")
     cover = fields.ImageField(
-        upload_to='covers/', blank=True, null=True, alt_field='alt_text')
+        upload_to="covers/", blank=True, null=True, alt_field="alt_text"
+    )
     first_published_date = fields.DateTimeField(blank=True, null=True)
     published_date = fields.DateTimeField(blank=True, null=True)
 
@@ -73,42 +79,43 @@ class Book(BookDataModel):
 
     @property
     def author_text(self):
-        ''' format a list of authors '''
+        """ format a list of authors """
-        return ', '.join(a.name for a in self.authors.all())
+        return ", ".join(a.name for a in self.authors.all())
 
     @property
     def latest_readthrough(self):
-        ''' most recent readthrough activity '''
+        """ most recent readthrough activity """
-        return self.readthrough_set.order_by('-updated_date').first()
+        return self.readthrough_set.order_by("-updated_date").first()
 
     @property
     def edition_info(self):
-        ''' properties of this edition, as a string '''
+        """ properties of this edition, as a string """
         items = [
-            self.physical_format if hasattr(self, 'physical_format') else None,
+            self.physical_format if hasattr(self, "physical_format") else None,
-            self.languages[0] + ' language' if self.languages and \
+            self.languages[0] + " language"
-                    self.languages[0] != 'English' else None,
+            if self.languages and self.languages[0] != "English"
+            else None,
             str(self.published_date.year) if self.published_date else None,
         ]
-        return ', '.join(i for i in items if i)
+        return ", ".join(i for i in items if i)
 
     @property
     def alt_text(self):
-        ''' image alt test '''
+        """ image alt test """
-        text = '%s' % self.title
+        text = "%s" % self.title
         if self.edition_info:
-            text += ' (%s)' % self.edition_info
+            text += " (%s)" % self.edition_info
         return text
 
     def save(self, *args, **kwargs):
-        ''' can't be abstract for query reasons, but you shouldn't USE it '''
+        """ can't be abstract for query reasons, but you shouldn't USE it """
         if not isinstance(self, Edition) and not isinstance(self, Work):
-            raise ValueError('Books should be added as Editions or Works')
+            raise ValueError("Books should be added as Editions or Works")
         return super().save(*args, **kwargs)
 
     def get_remote_id(self):
-        ''' editions and works both use "book" instead of model_name '''
+        """ editions and works both use "book" instead of model_name """
-        return 'https://%s/book/%d' % (DOMAIN, self.id)
+        return "https://%s/book/%d" % (DOMAIN, self.id)
 
     def __repr__(self):
         return "<{} key={!r} title={!r}>".format(
@@ -119,76 +126,82 @@ class Book(BookDataModel):
 
 
 class Work(OrderedCollectionPageMixin, Book):
-    ''' a work (an abstract concept of a book that manifests in an edition) '''
+    """ a work (an abstract concept of a book that manifests in an edition) """
+
     # library of congress catalog control number
     lccn = fields.CharField(
-        max_length=255, blank=True, null=True, deduplication_field=True)
+        max_length=255, blank=True, null=True, deduplication_field=True
+    )
     # this has to be nullable but should never be null
     default_edition = fields.ForeignKey(
-        'Edition',
+        "Edition", on_delete=models.PROTECT, null=True, load_remote=False
-        on_delete=models.PROTECT,
-        null=True,
-        load_remote=False
     )
 
     def save(self, *args, **kwargs):
-        ''' set some fields on the edition object '''
+        """ set some fields on the edition object """
         # set rank
         for edition in self.editions.all():
             edition.save()
         return super().save(*args, **kwargs)
 
     def get_default_edition(self):
-        ''' in case the default edition is not set '''
+        """ in case the default edition is not set """
-        return self.default_edition or self.editions.order_by(
+        return self.default_edition or self.editions.order_by("-edition_rank").first()
-            '-edition_rank'
-        ).first()
 
     def to_edition_list(self, **kwargs):
-        ''' an ordered collection of editions '''
+        """ an ordered collection of editions """
         return self.to_ordered_collection(
-            self.editions.order_by('-edition_rank').all(),
+            self.editions.order_by("-edition_rank").all(),
-            remote_id='%s/editions' % self.remote_id,
+            remote_id="%s/editions" % self.remote_id,
             **kwargs
         )
 
     activity_serializer = activitypub.Work
-    serialize_reverse_fields = [('editions', 'editions', '-edition_rank')]
+    serialize_reverse_fields = [("editions", "editions", "-edition_rank")]
-    deserialize_reverse_fields = [('editions', 'editions')]
+    deserialize_reverse_fields = [("editions", "editions")]
 
 
 class Edition(Book):
-    ''' an edition of a book '''
+    """ an edition of a book """
+
     # these identifiers only apply to editions, not works
     isbn_10 = fields.CharField(
-        max_length=255, blank=True, null=True, deduplication_field=True)
+        max_length=255, blank=True, null=True, deduplication_field=True
+    )
     isbn_13 = fields.CharField(
-        max_length=255, blank=True, null=True, deduplication_field=True)
+        max_length=255, blank=True, null=True, deduplication_field=True
+    )
     oclc_number = fields.CharField(
-        max_length=255, blank=True, null=True, deduplication_field=True)
+        max_length=255, blank=True, null=True, deduplication_field=True
+    )
     asin = fields.CharField(
-        max_length=255, blank=True, null=True, deduplication_field=True)
+        max_length=255, blank=True, null=True, deduplication_field=True
+    )
     pages = fields.IntegerField(blank=True, null=True)
     physical_format = fields.CharField(max_length=255, blank=True, null=True)
     publishers = fields.ArrayField(
         models.CharField(max_length=255), blank=True, default=list
     )
     shelves = models.ManyToManyField(
-        'Shelf',
+        "Shelf",
         symmetrical=False,
-        through='ShelfBook',
+        through="ShelfBook",
-        through_fields=('book', 'shelf')
+        through_fields=("book", "shelf"),
     )
     parent_work = fields.ForeignKey(
-        'Work', on_delete=models.PROTECT, null=True,
+        "Work",
-        related_name='editions', activitypub_field='work')
+        on_delete=models.PROTECT,
+        null=True,
+        related_name="editions",
+        activitypub_field="work",
+    )
     edition_rank = fields.IntegerField(default=0)
 
     activity_serializer = activitypub.Edition
-    name_field = 'title'
+    name_field = "title"
 
     def get_rank(self):
-        ''' calculate how complete the data is on this edition '''
+        """ calculate how complete the data is on this edition """
         if self.parent_work and self.parent_work.default_edition == self:
             # default edition has the highest rank
             return 20
@@ -204,9 +217,9 @@ class Edition(Book):
         return rank
 
     def save(self, *args, **kwargs):
-        ''' set some fields on the edition object '''
+        """ set some fields on the edition object """
         # calculate isbn 10/13
-        if self.isbn_13 and self.isbn_13[:3] == '978' and not self.isbn_10:
+        if self.isbn_13 and self.isbn_13[:3] == "978" and not self.isbn_10:
             self.isbn_10 = isbn_13_to_10(self.isbn_13)
         if self.isbn_10 and not self.isbn_13:
             self.isbn_13 = isbn_10_to_13(self.isbn_10)
@@ -218,17 +231,18 @@ class Edition(Book):
 
 
 def isbn_10_to_13(isbn_10):
-    ''' convert an isbn 10 into an isbn 13 '''
+    """ convert an isbn 10 into an isbn 13 """
-    isbn_10 = re.sub(r'[^0-9X]', '', isbn_10)
+    isbn_10 = re.sub(r"[^0-9X]", "", isbn_10)
     # drop the last character of the isbn 10 number (the original checkdigit)
     converted = isbn_10[:9]
     # add "978" to the front
-    converted = '978' + converted
+    converted = "978" + converted
     # add a check digit to the end
     # multiply the odd digits by 1 and the even digits by 3 and sum them
     try:
-        checksum = sum(int(i) for i in converted[::2]) + \
+        checksum = sum(int(i) for i in converted[::2]) + sum(
-               sum(int(i) * 3 for i in converted[1::2])
+            int(i) * 3 for i in converted[1::2]
+        )
     except ValueError:
         return None
     # add the checksum mod 10 to the end
@@ -239,11 +253,11 @@ def isbn_10_to_13(isbn_10):
 
 
 def isbn_13_to_10(isbn_13):
-    ''' convert isbn 13 to 10, if possible '''
+    """ convert isbn 13 to 10, if possible """
-    if isbn_13[:3] != '978':
+    if isbn_13[:3] != "978":
         return None
 
-    isbn_13 = re.sub(r'[^0-9X]', '', isbn_13)
+    isbn_13 = re.sub(r"[^0-9X]", "", isbn_13)
 
     # remove '978' and old checkdigit
     converted = isbn_13[3:-1]
@@ -256,5 +270,5 @@ def isbn_13_to_10(isbn_13):
     checkdigit = checksum % 11
     checkdigit = 11 - checkdigit
     if checkdigit == 10:
-        checkdigit = 'X'
+        checkdigit = "X"
     return converted + str(checkdigit)

bookwyrm/models/connector.py

@@ -1,21 +1,21 @@
-''' manages interfaces with external sources of book data '''
+""" manages interfaces with external sources of book data """
 from django.db import models
 from bookwyrm.connectors.settings import CONNECTORS
 
 from .base_model import BookWyrmModel
 
 
-ConnectorFiles = models.TextChoices('ConnectorFiles', CONNECTORS)
+ConnectorFiles = models.TextChoices("ConnectorFiles", CONNECTORS)
+
+
 class Connector(BookWyrmModel):
-    ''' book data source connectors '''
+    """ book data source connectors """
+
     identifier = models.CharField(max_length=255, unique=True)
     priority = models.IntegerField(default=2)
     name = models.CharField(max_length=255, null=True, blank=True)
     local = models.BooleanField(default=False)
-    connector_file = models.CharField(
+    connector_file = models.CharField(max_length=255, choices=ConnectorFiles.choices)
-        max_length=255,
-        choices=ConnectorFiles.choices
-    )
     api_key = models.CharField(max_length=255, null=True, blank=True)
 
     base_url = models.CharField(max_length=255)
@@ -32,11 +32,12 @@ class Connector(BookWyrmModel):
     query_count_expiry = models.DateTimeField(auto_now_add=True, blank=True)
 
     class Meta:
-        ''' check that there's code to actually use this connector '''
+        """ check that there's code to actually use this connector """
+
         constraints = [
             models.CheckConstraint(
                 check=models.Q(connector_file__in=ConnectorFiles),
-                name='connector_file_valid'
+                name="connector_file_valid",
             )
         ]
 

bookwyrm/models/favorite.py

@@ -1,4 +1,4 @@
-''' like/fav/star a status '''
+""" like/fav/star a status """
 from django.apps import apps
 from django.db import models
 from django.utils import timezone
@@ -9,50 +9,59 @@ from .base_model import BookWyrmModel
 from . import fields
 from .status import Status
 
+
 class Favorite(ActivityMixin, BookWyrmModel):
-    ''' fav'ing a post '''
+    """ fav'ing a post """
+
     user = fields.ForeignKey(
-        'User', on_delete=models.PROTECT, activitypub_field='actor')
+        "User", on_delete=models.PROTECT, activitypub_field="actor"
+    )
     status = fields.ForeignKey(
-        'Status', on_delete=models.PROTECT, activitypub_field='object')
+        "Status", on_delete=models.PROTECT, activitypub_field="object"
+    )
 
     activity_serializer = activitypub.Like
 
     @classmethod
     def ignore_activity(cls, activity):
-        ''' don't bother with incoming favs of unknown statuses '''
+        """ don't bother with incoming favs of unknown statuses """
         return not Status.objects.filter(remote_id=activity.object).exists()
 
     def save(self, *args, **kwargs):
-        ''' update user active time '''
+        """ update user active time """
         self.user.last_active_date = timezone.now()
         self.user.save(broadcast=False)
         super().save(*args, **kwargs)
 
         if self.status.user.local and self.status.user != self.user:
             notification_model = apps.get_model(
-                'bookwyrm.Notification', require_ready=True)
+                "bookwyrm.Notification", require_ready=True
+            )
             notification_model.objects.create(
                 user=self.status.user,
-                notification_type='FAVORITE',
+                notification_type="FAVORITE",
                 related_user=self.user,
-                related_status=self.status
+                related_status=self.status,
             )
 
     def delete(self, *args, **kwargs):
-        ''' delete and delete notifications '''
+        """ delete and delete notifications """
         # check for notification
         if self.status.user.local:
             notification_model = apps.get_model(
-                'bookwyrm.Notification', require_ready=True)
+                "bookwyrm.Notification", require_ready=True
+            )
             notification = notification_model.objects.filter(
-                user=self.status.user, related_user=self.user,
+                user=self.status.user,
-                related_status=self.status, notification_type='FAVORITE'
+                related_user=self.user,
+                related_status=self.status,
+                notification_type="FAVORITE",
             ).first()
             if notification:
                 notification.delete()
         super().delete(*args, **kwargs)
 
     class Meta:
-        ''' can't fav things twice '''
+        """ can't fav things twice """
-        unique_together = ('user', 'status')
+
+        unique_together = ("user", "status")

bookwyrm/models/federated_server.py

@@ -1,15 +1,17 @@
-''' connections to external ActivityPub servers '''
+""" connections to external ActivityPub servers """
 from django.db import models
 from .base_model import BookWyrmModel
 
 
 class FederatedServer(BookWyrmModel):
-    ''' store which server's we federate with '''
+    """ store which server's we federate with """
+
     server_name = models.CharField(max_length=255, unique=True)
     # federated, blocked, whatever else
-    status = models.CharField(max_length=255, default='federated')
+    status = models.CharField(max_length=255, default="federated")
     # is it mastodon, bookwyrm, etc
     application_type = models.CharField(max_length=255, null=True)
     application_version = models.CharField(max_length=255, null=True)
 
+
 # TODO: blocked servers

bookwyrm/models/fields.py

@@ -1,4 +1,4 @@
-''' activitypub-aware django model fields '''
+""" activitypub-aware django model fields """
 from dataclasses import MISSING
 import re
 from uuid import uuid4
@@ -18,37 +18,43 @@ from bookwyrm.settings import DOMAIN
 
 
 def validate_remote_id(value):
-    ''' make sure the remote_id looks like a url '''
+    """ make sure the remote_id looks like a url """
-    if not value or not re.match(r'^http.?:\/\/[^\s]+$', value):
+    if not value or not re.match(r"^http.?:\/\/[^\s]+$", value):
         raise ValidationError(
-            _('%(value)s is not a valid remote_id'),
+            _("%(value)s is not a valid remote_id"),
-            params={'value': value},
+            params={"value": value},
         )
 
 
 def validate_localname(value):
-    ''' make sure localnames look okay '''
+    """ make sure localnames look okay """
-    if not re.match(r'^[A-Za-z\-_\.0-9]+$', value):
+    if not re.match(r"^[A-Za-z\-_\.0-9]+$", value):
         raise ValidationError(
-            _('%(value)s is not a valid username'),
+            _("%(value)s is not a valid username"),
-            params={'value': value},
+            params={"value": value},
         )
 
 
 def validate_username(value):
-    ''' make sure usernames look okay '''
+    """ make sure usernames look okay """
-    if not re.match(r'^[A-Za-z\-_\.0-9]+@[A-Za-z\-_\.0-9]+\.[a-z]{2,}$', value):
+    if not re.match(r"^[A-Za-z\-_\.0-9]+@[A-Za-z\-_\.0-9]+\.[a-z]{2,}$", value):
         raise ValidationError(
-            _('%(value)s is not a valid username'),
+            _("%(value)s is not a valid username"),
-            params={'value': value},
+            params={"value": value},
         )
 
 
 class ActivitypubFieldMixin:
-    ''' make a database field serializable '''
+    """ make a database field serializable """
-    def __init__(self, *args, \
+
-                 activitypub_field=None, activitypub_wrapper=None,
+    def __init__(
-                 deduplication_field=False, **kwargs):
+        self,
+        *args,
+        activitypub_field=None,
+        activitypub_wrapper=None,
+        deduplication_field=False,
+        **kwargs
+    ):
         self.deduplication_field = deduplication_field
         if activitypub_wrapper:
             self.activitypub_wrapper = activitypub_field
@@ -57,24 +63,22 @@ class ActivitypubFieldMixin:
             self.activitypub_field = activitypub_field
         super().__init__(*args, **kwargs)
 
-
     def set_field_from_activity(self, instance, data):
-        ''' helper function for assinging a value to the field '''
+        """ helper function for assinging a value to the field """
         try:
             value = getattr(data, self.get_activitypub_field())
         except AttributeError:
             # masssively hack-y workaround for boosts
-            if self.get_activitypub_field() != 'attributedTo':
+            if self.get_activitypub_field() != "attributedTo":
                 raise
-            value = getattr(data, 'actor')
+            value = getattr(data, "actor")
         formatted = self.field_from_activity(value)
         if formatted is None or formatted is MISSING:
             return
         setattr(instance, self.name, formatted)
 
-
     def set_activity_from_field(self, activity, instance):
-        ''' update the json object '''
+        """ update the json object """
         value = getattr(instance, self.name)
         formatted = self.field_to_activity(value)
         if formatted is None:
@@ -82,37 +86,37 @@ class ActivitypubFieldMixin:
 
         key = self.get_activitypub_field()
         # TODO: surely there's a better way
-        if instance.__class__.__name__ == 'Boost' and key == 'attributedTo':
+        if instance.__class__.__name__ == "Boost" and key == "attributedTo":
-            key = 'actor'
+            key = "actor"
         if isinstance(activity.get(key), list):
             activity[key] += formatted
         else:
             activity[key] = formatted
 
-
     def field_to_activity(self, value):
-        ''' formatter to convert a model value into activitypub '''
+        """ formatter to convert a model value into activitypub """
-        if hasattr(self, 'activitypub_wrapper'):
+        if hasattr(self, "activitypub_wrapper"):
             return {self.activitypub_wrapper: value}
         return value
 
     def field_from_activity(self, value):
-        ''' formatter to convert activitypub into a model value '''
+        """ formatter to convert activitypub into a model value """
-        if hasattr(self, 'activitypub_wrapper'):
+        if hasattr(self, "activitypub_wrapper"):
             value = value.get(self.activitypub_wrapper)
         return value
 
     def get_activitypub_field(self):
-        ''' model_field_name to activitypubFieldName '''
+        """ model_field_name to activitypubFieldName """
         if self.activitypub_field:
             return self.activitypub_field
-        name = self.name.split('.')[-1]
+        name = self.name.split(".")[-1]
-        components = name.split('_')
+        components = name.split("_")
-        return components[0] + ''.join(x.title() for x in components[1:])
+        return components[0] + "".join(x.title() for x in components[1:])
 
 
 class ActivitypubRelatedFieldMixin(ActivitypubFieldMixin):
-    ''' default (de)serialization for foreign key and one to one '''
+    """ default (de)serialization for foreign key and one to one """
+
     def __init__(self, *args, load_remote=True, **kwargs):
         self.load_remote = load_remote
         super().__init__(*args, **kwargs)
@@ -122,7 +126,7 @@ class ActivitypubRelatedFieldMixin(ActivitypubFieldMixin):
             return None
 
         related_model = self.related_model
-        if hasattr(value, 'id') and value.id:
+        if hasattr(value, "id") and value.id:
             if not self.load_remote:
                 # only look in the local database
                 return related_model.find_existing(value.serialize())
@@ -142,99 +146,98 @@ class ActivitypubRelatedFieldMixin(ActivitypubFieldMixin):
 
 
 class RemoteIdField(ActivitypubFieldMixin, models.CharField):
-    ''' a url that serves as a unique identifier '''
+    """ a url that serves as a unique identifier """
+
     def __init__(self, *args, max_length=255, validators=None, **kwargs):
         validators = validators or [validate_remote_id]
-        super().__init__(
+        super().__init__(*args, max_length=max_length, validators=validators, **kwargs)
-            *args, max_length=max_length, validators=validators,
-            **kwargs
-        )
         # for this field, the default is true. false everywhere else.
-        self.deduplication_field = kwargs.get('deduplication_field', True)
+        self.deduplication_field = kwargs.get("deduplication_field", True)
 
 
 class UsernameField(ActivitypubFieldMixin, models.CharField):
-    ''' activitypub-aware username field '''
+    """ activitypub-aware username field """
-    def __init__(self, activitypub_field='preferredUsername', **kwargs):
+
+    def __init__(self, activitypub_field="preferredUsername", **kwargs):
         self.activitypub_field = activitypub_field
         # I don't totally know why pylint is mad at this, but it makes it work
-        super( #pylint: disable=bad-super-call
+        super(ActivitypubFieldMixin, self).__init__(  # pylint: disable=bad-super-call
-            ActivitypubFieldMixin, self
+            _("username"),
-        ).__init__(
-            _('username'),
             max_length=150,
             unique=True,
             validators=[validate_username],
             error_messages={
-                'unique': _('A user with that username already exists.'),
+                "unique": _("A user with that username already exists."),
             },
         )
 
     def deconstruct(self):
-        ''' implementation of models.Field deconstruct '''
+        """ implementation of models.Field deconstruct """
         name, path, args, kwargs = super().deconstruct()
-        del kwargs['verbose_name']
+        del kwargs["verbose_name"]
-        del kwargs['max_length']
+        del kwargs["max_length"]
-        del kwargs['unique']
+        del kwargs["unique"]
-        del kwargs['validators']
+        del kwargs["validators"]
-        del kwargs['error_messages']
+        del kwargs["error_messages"]
         return name, path, args, kwargs
 
     def field_to_activity(self, value):
-        return value.split('@')[0]
+        return value.split("@")[0]
 
 
-PrivacyLevels = models.TextChoices('Privacy', [
+PrivacyLevels = models.TextChoices(
-    'public',
+    "Privacy", ["public", "unlisted", "followers", "direct"]
-    'unlisted',
+)
-    'followers',
+
-    'direct'
-])
 
 class PrivacyField(ActivitypubFieldMixin, models.CharField):
-    ''' this maps to two differente activitypub fields '''
+    """ this maps to two differente activitypub fields """
-    public = 'https://www.w3.org/ns/activitystreams#Public'
+
+    public = "https://www.w3.org/ns/activitystreams#Public"
+
     def __init__(self, *args, **kwargs):
         super().__init__(
-            *args, max_length=255,
+            *args, max_length=255, choices=PrivacyLevels.choices, default="public"
-            choices=PrivacyLevels.choices, default='public')
+        )
 
     def set_field_from_activity(self, instance, data):
         to = data.to
         cc = data.cc
         if to == [self.public]:
-            setattr(instance, self.name, 'public')
+            setattr(instance, self.name, "public")
         elif cc == []:
-            setattr(instance, self.name, 'direct')
+            setattr(instance, self.name, "direct")
         elif self.public in cc:
-            setattr(instance, self.name, 'unlisted')
+            setattr(instance, self.name, "unlisted")
         else:
-            setattr(instance, self.name, 'followers')
+            setattr(instance, self.name, "followers")
 
     def set_activity_from_field(self, activity, instance):
         # explicitly to anyone mentioned (statuses only)
         mentions = []
-        if hasattr(instance, 'mention_users'):
+        if hasattr(instance, "mention_users"):
             mentions = [u.remote_id for u in instance.mention_users.all()]
         # this is a link to the followers list
-        followers = instance.user.__class__._meta.get_field('followers')\
+        followers = instance.user.__class__._meta.get_field(
-                .field_to_activity(instance.user.followers)
+            "followers"
-        if instance.privacy == 'public':
+        ).field_to_activity(instance.user.followers)
-            activity['to'] = [self.public]
+        if instance.privacy == "public":
-            activity['cc'] = [followers] + mentions
+            activity["to"] = [self.public]
-        elif instance.privacy == 'unlisted':
+            activity["cc"] = [followers] + mentions
-            activity['to'] = [followers]
+        elif instance.privacy == "unlisted":
-            activity['cc'] = [self.public] + mentions
+            activity["to"] = [followers]
-        elif instance.privacy == 'followers':
+            activity["cc"] = [self.public] + mentions
-            activity['to'] = [followers]
+        elif instance.privacy == "followers":
-            activity['cc'] = mentions
+            activity["to"] = [followers]
-        if instance.privacy == 'direct':
+            activity["cc"] = mentions
-            activity['to'] = mentions
+        if instance.privacy == "direct":
-            activity['cc'] = []
+            activity["to"] = mentions
+            activity["cc"] = []
 
 
 class ForeignKey(ActivitypubRelatedFieldMixin, models.ForeignKey):
-    ''' activitypub-aware foreign key field '''
+    """ activitypub-aware foreign key field """
+
     def field_to_activity(self, value):
         if not value:
             return None
@@ -242,7 +245,8 @@ class ForeignKey(ActivitypubRelatedFieldMixin, models.ForeignKey):
 
 
 class OneToOneField(ActivitypubRelatedFieldMixin, models.OneToOneField):
-    ''' activitypub-aware foreign key field '''
+    """ activitypub-aware foreign key field """
+
     def field_to_activity(self, value):
         if not value:
             return None
@@ -250,13 +254,14 @@ class OneToOneField(ActivitypubRelatedFieldMixin, models.OneToOneField):
 
 
 class ManyToManyField(ActivitypubFieldMixin, models.ManyToManyField):
-    ''' activitypub-aware many to many field '''
+    """ activitypub-aware many to many field """
+
     def __init__(self, *args, link_only=False, **kwargs):
         self.link_only = link_only
         super().__init__(*args, **kwargs)
 
     def set_field_from_activity(self, instance, data):
-        ''' helper function for assinging a value to the field '''
+        """ helper function for assinging a value to the field """
         value = getattr(data, self.get_activitypub_field())
         formatted = self.field_from_activity(value)
         if formatted is None or formatted is MISSING:
@@ -266,7 +271,7 @@ class ManyToManyField(ActivitypubFieldMixin, models.ManyToManyField):
 
     def field_to_activity(self, value):
         if self.link_only:
-            return '%s/%s' % (value.instance.remote_id, self.name)
+            return "%s/%s" % (value.instance.remote_id, self.name)
         return [i.remote_id for i in value.all()]
 
     def field_from_activity(self, value):
@@ -279,29 +284,31 @@ class ManyToManyField(ActivitypubFieldMixin, models.ManyToManyField):
             except ValidationError:
                 continue
             items.append(
-                activitypub.resolve_remote_id(
+                activitypub.resolve_remote_id(remote_id, model=self.related_model)
-                    remote_id, model=self.related_model)
             )
         return items
 
 
 class TagField(ManyToManyField):
-    ''' special case of many to many that uses Tags '''
+    """ special case of many to many that uses Tags """
+
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
-        self.activitypub_field = 'tag'
+        self.activitypub_field = "tag"
 
     def field_to_activity(self, value):
         tags = []
         for item in value.all():
             activity_type = item.__class__.__name__
-            if activity_type == 'User':
+            if activity_type == "User":
-                activity_type = 'Mention'
+                activity_type = "Mention"
-            tags.append(activitypub.Link(
+            tags.append(
+                activitypub.Link(
                     href=item.remote_id,
                     name=getattr(item, item.name_field),
-                type=activity_type
+                    type=activity_type,
-            ))
+                )
+            )
         return tags
 
     def field_from_activity(self, value):
@@ -310,38 +317,38 @@ class TagField(ManyToManyField):
         items = []
         for link_json in value:
             link = activitypub.Link(**link_json)
-            tag_type = link.type if link.type != 'Mention' else 'Person'
+            tag_type = link.type if link.type != "Mention" else "Person"
-            if tag_type == 'Book':
+            if tag_type == "Book":
-                tag_type = 'Edition'
+                tag_type = "Edition"
             if tag_type != self.related_model.activity_serializer.type:
                 # tags can contain multiple types
                 continue
             items.append(
-                activitypub.resolve_remote_id(
+                activitypub.resolve_remote_id(link.href, model=self.related_model)
-                    link.href, model=self.related_model)
             )
         return items
 
 
 def image_serializer(value, alt):
-    ''' helper for serializing images '''
+    """ helper for serializing images """
-    if value and hasattr(value, 'url'):
+    if value and hasattr(value, "url"):
         url = value.url
     else:
         return None
-    url = 'https://%s%s' % (DOMAIN, url)
+    url = "https://%s%s" % (DOMAIN, url)
     return activitypub.Image(url=url, name=alt)
 
 
 class ImageField(ActivitypubFieldMixin, models.ImageField):
-    ''' activitypub-aware image field '''
+    """ activitypub-aware image field """
+
     def __init__(self, *args, alt_field=None, **kwargs):
         self.alt_field = alt_field
         super().__init__(*args, **kwargs)
 
     # pylint: disable=arguments-differ
     def set_field_from_activity(self, instance, data, save=True):
-        ''' helper function for assinging a value to the field '''
+        """ helper function for assinging a value to the field """
         value = getattr(data, self.get_activitypub_field())
         formatted = self.field_from_activity(value)
         if formatted is None or formatted is MISSING:
@@ -358,16 +365,14 @@ class ImageField(ActivitypubFieldMixin, models.ImageField):
         key = self.get_activitypub_field()
         activity[key] = formatted
 
-
     def field_to_activity(self, value, alt=None):
         return image_serializer(value, alt)
 
-
     def field_from_activity(self, value):
         image_slug = value
         # when it's an inline image (User avatar/icon, Book cover), it's a json
         # blob, but when it's an attached image, it's just a url
-        if hasattr(image_slug, 'url'):
+        if hasattr(image_slug, "url"):
             url = image_slug.url
         elif isinstance(image_slug, str):
             url = image_slug
@@ -383,13 +388,14 @@ class ImageField(ActivitypubFieldMixin, models.ImageField):
         if not response:
             return None
 
-        image_name = str(uuid4()) + '.' + url.split('.')[-1]
+        image_name = str(uuid4()) + "." + url.split(".")[-1]
         image_content = ContentFile(response.content)
         return [image_name, image_content]
 
 
 class DateTimeField(ActivitypubFieldMixin, models.DateTimeField):
-    ''' activitypub-aware datetime field '''
+    """ activitypub-aware datetime field """
+
     def field_to_activity(self, value):
         if not value:
             return None
@@ -405,8 +411,10 @@ class DateTimeField(ActivitypubFieldMixin, models.DateTimeField):
         except (ParserError, TypeError):
             return None
 
+
 class HtmlField(ActivitypubFieldMixin, models.TextField):
-    ''' a text field for storing html '''
+    """ a text field for storing html """
+
     def field_from_activity(self, value):
         if not value or value == MISSING:
             return None
@@ -414,19 +422,25 @@ class HtmlField(ActivitypubFieldMixin, models.TextField):
         sanitizer.feed(value)
         return sanitizer.get_output()
 
+
 class ArrayField(ActivitypubFieldMixin, DjangoArrayField):
-    ''' activitypub-aware array field '''
+    """ activitypub-aware array field """
+
     def field_to_activity(self, value):
         return [str(i) for i in value]
 
+
 class CharField(ActivitypubFieldMixin, models.CharField):
-    ''' activitypub-aware char field '''
+    """ activitypub-aware char field """
+
 
 class TextField(ActivitypubFieldMixin, models.TextField):
-    ''' activitypub-aware text field '''
+    """ activitypub-aware text field """
+
 
 class BooleanField(ActivitypubFieldMixin, models.BooleanField):
-    ''' activitypub-aware boolean field '''
+    """ activitypub-aware boolean field """
+
 
 class IntegerField(ActivitypubFieldMixin, models.IntegerField):
-    ''' activitypub-aware boolean field '''
+    """ activitypub-aware boolean field """

bookwyrm/models/import_job.py

@@ -1,4 +1,4 @@
-''' track progress of goodreads imports '''
+""" track progress of goodreads imports """
 import re
 import dateutil.parser
 
@@ -14,13 +14,14 @@ from .fields import PrivacyLevels
 
 # Mapping goodreads -> bookwyrm shelf titles.
 GOODREADS_SHELVES = {
-    'read': 'read',
+    "read": "read",
-    'currently-reading': 'reading',
+    "currently-reading": "reading",
-    'to-read': 'to-read',
+    "to-read": "to-read",
 }
 
+
 def unquote_string(text):
-    ''' resolve csv quote weirdness '''
+    """ resolve csv quote weirdness """
     match = re.match(r'="([^"]*)"', text)
     if match:
         return match.group(1)
@@ -28,63 +29,57 @@ def unquote_string(text):
 
 
 def construct_search_term(title, author):
-    ''' formulate a query for the data connector '''
+    """ formulate a query for the data connector """
     # Strip brackets (usually series title from search term)
-    title = re.sub(r'\s*\([^)]*\)\s*', '', title)
+    title = re.sub(r"\s*\([^)]*\)\s*", "", title)
     # Open library doesn't like including author initials in search term.
-    author = re.sub(r'(\w\.)+\s*', '', author)
+    author = re.sub(r"(\w\.)+\s*", "", author)
 
-    return ' '.join([title, author])
+    return " ".join([title, author])
 
 
 class ImportJob(models.Model):
-    ''' entry for a specific request for book data import '''
+    """ entry for a specific request for book data import """
+
     user = models.ForeignKey(User, on_delete=models.CASCADE)
     created_date = models.DateTimeField(default=timezone.now)
     task_id = models.CharField(max_length=100, null=True)
     include_reviews = models.BooleanField(default=True)
     complete = models.BooleanField(default=False)
     privacy = models.CharField(
-        max_length=255,
+        max_length=255, default="public", choices=PrivacyLevels.choices
-        default='public',
-        choices=PrivacyLevels.choices
     )
     retry = models.BooleanField(default=False)
 
     def save(self, *args, **kwargs):
-        ''' save and notify '''
+        """ save and notify """
         super().save(*args, **kwargs)
         if self.complete:
             notification_model = apps.get_model(
-                'bookwyrm.Notification', require_ready=True)
+                "bookwyrm.Notification", require_ready=True
+            )
             notification_model.objects.create(
                 user=self.user,
-                notification_type='IMPORT',
+                notification_type="IMPORT",
                 related_import=self,
             )
 
 
 class ImportItem(models.Model):
-    ''' a single line of a csv being imported '''
+    """ a single line of a csv being imported """
-    job = models.ForeignKey(
+
-        ImportJob,
+    job = models.ForeignKey(ImportJob, on_delete=models.CASCADE, related_name="items")
-        on_delete=models.CASCADE,
-        related_name='items')
     index = models.IntegerField()
     data = JSONField()
-    book = models.ForeignKey(
+    book = models.ForeignKey(Book, on_delete=models.SET_NULL, null=True, blank=True)
-        Book, on_delete=models.SET_NULL, null=True, blank=True)
     fail_reason = models.TextField(null=True)
 
     def resolve(self):
-        ''' try various ways to lookup a book '''
+        """ try various ways to lookup a book """
-        self.book = (
+        self.book = self.get_book_from_isbn() or self.get_book_from_title_author()
-            self.get_book_from_isbn() or
-            self.get_book_from_title_author()
-        )
 
     def get_book_from_isbn(self):
-        ''' search by isbn '''
+        """ search by isbn """
         search_result = connector_manager.first_search_result(
             self.isbn, min_confidence=0.999
         )
@@ -93,13 +88,9 @@ class ImportItem(models.Model):
             return search_result.connector.get_or_create_book(search_result.key)
         return None
 
-
     def get_book_from_title_author(self):
-        ''' search by title and author '''
+        """ search by title and author """
-        search_term = construct_search_term(
+        search_term = construct_search_term(self.title, self.author)
-            self.title,
-            self.author
-        )
         search_result = connector_manager.first_search_result(
             search_term, min_confidence=0.999
         )
@@ -108,84 +99,85 @@ class ImportItem(models.Model):
             return search_result.connector.get_or_create_book(search_result.key)
         return None
 
-
     @property
     def title(self):
-        ''' get the book title '''
+        """ get the book title """
-        return self.data['Title']
+        return self.data["Title"]
 
     @property
     def author(self):
-        ''' get the book title '''
+        """ get the book title """
-        return self.data['Author']
+        return self.data["Author"]
 
     @property
     def isbn(self):
-        ''' pulls out the isbn13 field from the csv line data '''
+        """ pulls out the isbn13 field from the csv line data """
-        return unquote_string(self.data['ISBN13'])
+        return unquote_string(self.data["ISBN13"])
 
     @property
     def shelf(self):
-        ''' the goodreads shelf field '''
+        """ the goodreads shelf field """
-        if self.data['Exclusive Shelf']:
+        if self.data["Exclusive Shelf"]:
-            return GOODREADS_SHELVES.get(self.data['Exclusive Shelf'])
+            return GOODREADS_SHELVES.get(self.data["Exclusive Shelf"])
         return None
 
     @property
     def review(self):
-        ''' a user-written review, to be imported with the book data '''
+        """ a user-written review, to be imported with the book data """
-        return self.data['My Review']
+        return self.data["My Review"]
 
     @property
     def rating(self):
-        ''' x/5 star rating for a book '''
+        """ x/5 star rating for a book """
-        return int(self.data['My Rating'])
+        return int(self.data["My Rating"])
 
     @property
     def date_added(self):
-        ''' when the book was added to this dataset '''
+        """ when the book was added to this dataset """
-        if self.data['Date Added']:
+        if self.data["Date Added"]:
-            return timezone.make_aware(
+            return timezone.make_aware(dateutil.parser.parse(self.data["Date Added"]))
-                dateutil.parser.parse(self.data['Date Added']))
         return None
 
     @property
     def date_started(self):
-        ''' when the book was started '''
+        """ when the book was started """
-        if "Date Started" in self.data and self.data['Date Started']:
+        if "Date Started" in self.data and self.data["Date Started"]:
-            return timezone.make_aware(
+            return timezone.make_aware(dateutil.parser.parse(self.data["Date Started"]))
-                dateutil.parser.parse(self.data['Date Started']))
         return None
 
     @property
     def date_read(self):
-        ''' the date a book was completed '''
+        """ the date a book was completed """
-        if self.data['Date Read']:
+        if self.data["Date Read"]:
-            return timezone.make_aware(
+            return timezone.make_aware(dateutil.parser.parse(self.data["Date Read"]))
-                dateutil.parser.parse(self.data['Date Read']))
         return None
 
     @property
     def reads(self):
-        ''' formats a read through dataset for the book in this line '''
+        """ formats a read through dataset for the book in this line """
         start_date = self.date_started
 
         # Goodreads special case (no 'date started' field)
-        if ((self.shelf == 'reading' or (self.shelf == 'read' and self.date_read))
+        if (
-                and self.date_added and not start_date):
+            (self.shelf == "reading" or (self.shelf == "read" and self.date_read))
+            and self.date_added
+            and not start_date
+        ):
             start_date = self.date_added
 
-        if (start_date and start_date is not None and not self.date_read):
+        if start_date and start_date is not None and not self.date_read:
             return [ReadThrough(start_date=start_date)]
         if self.date_read:
-            return [ReadThrough(
+            return [
+                ReadThrough(
                     start_date=start_date,
                     finish_date=self.date_read,
-            )]
+                )
+            ]
         return []
 
     def __repr__(self):
-        return "<{!r}Item {!r}>".format(self.data['import_source'], self.data['Title'])
+        return "<{!r}Item {!r}>".format(self.data["import_source"], self.data["Title"])
 
     def __str__(self):
-        return "{} by {}".format(self.data['Title'], self.data['Author'])
+        return "{} by {}".format(self.data["Title"], self.data["Author"])

bookwyrm/models/list.py

@@ -1,4 +1,4 @@
-''' make a list of books!! '''
+""" make a list of books!! """
 from django.apps import apps
 from django.db import models
 
@@ -9,86 +9,89 @@ from .base_model import BookWyrmModel
 from . import fields
 
 
-CurationType = models.TextChoices('Curation', [
+CurationType = models.TextChoices(
-    'closed',
+    "Curation",
-    'open',
+    [
-    'curated',
+        "closed",
-])
+        "open",
+        "curated",
+    ],
+)
+
 
 class List(OrderedCollectionMixin, BookWyrmModel):
-    ''' a list of books '''
+    """ a list of books """
+
     name = fields.CharField(max_length=100)
     user = fields.ForeignKey(
-        'User', on_delete=models.PROTECT, activitypub_field='owner')
+        "User", on_delete=models.PROTECT, activitypub_field="owner"
-    description = fields.TextField(
+    )
-        blank=True, null=True, activitypub_field='summary')
+    description = fields.TextField(blank=True, null=True, activitypub_field="summary")
     privacy = fields.PrivacyField()
     curation = fields.CharField(
-        max_length=255,
+        max_length=255, default="closed", choices=CurationType.choices
-        default='closed',
-        choices=CurationType.choices
     )
     books = models.ManyToManyField(
-        'Edition',
+        "Edition",
         symmetrical=False,
-        through='ListItem',
+        through="ListItem",
-        through_fields=('book_list', 'book'),
+        through_fields=("book_list", "book"),
     )
     activity_serializer = activitypub.BookList
 
     def get_remote_id(self):
-        ''' don't want the user to be in there in this case '''
+        """ don't want the user to be in there in this case """
-        return 'https://%s/list/%d' % (DOMAIN, self.id)
+        return "https://%s/list/%d" % (DOMAIN, self.id)
 
     @property
     def collection_queryset(self):
-        ''' list of books for this shelf, overrides OrderedCollectionMixin  '''
+        """ list of books for this shelf, overrides OrderedCollectionMixin  """
-        return self.books.filter(
+        return self.books.filter(listitem__approved=True).all().order_by("listitem")
-            listitem__approved=True
-        ).all().order_by('listitem')
 
     class Meta:
-        ''' default sorting '''
+        """ default sorting """
-        ordering = ('-updated_date',)
+
+        ordering = ("-updated_date",)
 
 
 class ListItem(CollectionItemMixin, BookWyrmModel):
-    ''' ok '''
+    """ ok """
+
     book = fields.ForeignKey(
-        'Edition', on_delete=models.PROTECT, activitypub_field='object')
+        "Edition", on_delete=models.PROTECT, activitypub_field="object"
+    )
     book_list = fields.ForeignKey(
-        'List', on_delete=models.CASCADE, activitypub_field='target')
+        "List", on_delete=models.CASCADE, activitypub_field="target"
+    )
     user = fields.ForeignKey(
-        'User',
+        "User", on_delete=models.PROTECT, activitypub_field="actor"
-        on_delete=models.PROTECT,
-        activitypub_field='actor'
     )
     notes = fields.TextField(blank=True, null=True)
     approved = models.BooleanField(default=True)
     order = fields.IntegerField(blank=True, null=True)
-    endorsement = models.ManyToManyField('User', related_name='endorsers')
+    endorsement = models.ManyToManyField("User", related_name="endorsers")
 
     activity_serializer = activitypub.Add
-    object_field = 'book'
+    object_field = "book"
-    collection_field = 'book_list'
+    collection_field = "book_list"
 
     def save(self, *args, **kwargs):
-        ''' create a notification too '''
+        """ create a notification too """
         created = not bool(self.id)
         super().save(*args, **kwargs)
         list_owner = self.book_list.user
         # create a notification if somoene ELSE added to a local user's list
         if created and list_owner.local and list_owner != self.user:
-            model = apps.get_model('bookwyrm.Notification', require_ready=True)
+            model = apps.get_model("bookwyrm.Notification", require_ready=True)
             model.objects.create(
                 user=list_owner,
                 related_user=self.user,
                 related_list_item=self,
-                notification_type='ADD',
+                notification_type="ADD",
             )
 
-
     class Meta:
-        ''' an opinionated constraint! you can't put a book on a list twice '''
+        """ an opinionated constraint! you can't put a book on a list twice """
-        unique_together = ('book', 'book_list')
+
-        ordering = ('-created_date',)
+        unique_together = ("book", "book_list")
+        ordering = ("-created_date",)

bookwyrm/models/notification.py

@@ -1,32 +1,34 @@
-''' alert a user to activity '''
+""" alert a user to activity """
 from django.db import models
 from .base_model import BookWyrmModel
 
 
 NotificationType = models.TextChoices(
-    'NotificationType',
+    "NotificationType",
-    'FAVORITE REPLY MENTION TAG FOLLOW FOLLOW_REQUEST BOOST IMPORT ADD')
+    "FAVORITE REPLY MENTION TAG FOLLOW FOLLOW_REQUEST BOOST IMPORT ADD",
+)
+
 
 class Notification(BookWyrmModel):
-    ''' you've been tagged, liked, followed, etc '''
+    """ you've been tagged, liked, followed, etc """
-    user = models.ForeignKey('User', on_delete=models.CASCADE)
+
-    related_book = models.ForeignKey(
+    user = models.ForeignKey("User", on_delete=models.CASCADE)
-        'Edition', on_delete=models.CASCADE, null=True)
+    related_book = models.ForeignKey("Edition", on_delete=models.CASCADE, null=True)
     related_user = models.ForeignKey(
-        'User',
+        "User", on_delete=models.CASCADE, null=True, related_name="related_user"
-        on_delete=models.CASCADE, null=True, related_name='related_user')
+    )
-    related_status = models.ForeignKey(
+    related_status = models.ForeignKey("Status", on_delete=models.CASCADE, null=True)
-        'Status', on_delete=models.CASCADE, null=True)
+    related_import = models.ForeignKey("ImportJob", on_delete=models.CASCADE, null=True)
-    related_import = models.ForeignKey(
-        'ImportJob', on_delete=models.CASCADE, null=True)
     related_list_item = models.ForeignKey(
-        'ListItem', on_delete=models.CASCADE, null=True)
+        "ListItem", on_delete=models.CASCADE, null=True
+    )
     read = models.BooleanField(default=False)
     notification_type = models.CharField(
-        max_length=255, choices=NotificationType.choices)
+        max_length=255, choices=NotificationType.choices
+    )
 
     def save(self, *args, **kwargs):
-        ''' save, but don't make dupes '''
+        """ save, but don't make dupes """
         # there's probably a better way to do this
         if self.__class__.objects.filter(
             user=self.user,
@@ -41,7 +43,8 @@ class Notification(BookWyrmModel):
         super().save(*args, **kwargs)
 
     class Meta:
-        ''' checks if notifcation is in enum list for valid types '''
+        """ checks if notifcation is in enum list for valid types """
+
         constraints = [
             models.CheckConstraint(
                 check=models.Q(notification_type__in=NotificationType.values),

bookwyrm/models/readthrough.py

@@ -1,35 +1,32 @@
-''' progress in a book '''
+""" progress in a book """
 from django.db import models
 from django.utils import timezone
 from django.core import validators
 
 from .base_model import BookWyrmModel
 
+
 class ProgressMode(models.TextChoices):
-    PAGE = 'PG', 'page'
+    PAGE = "PG", "page"
-    PERCENT = 'PCT', 'percent'
+    PERCENT = "PCT", "percent"
+
 
 class ReadThrough(BookWyrmModel):
-    ''' Store a read through a book in the database. '''
+    """ Store a read through a book in the database. """
-    user = models.ForeignKey('User', on_delete=models.PROTECT)
+
-    book = models.ForeignKey('Edition', on_delete=models.PROTECT)
+    user = models.ForeignKey("User", on_delete=models.PROTECT)
+    book = models.ForeignKey("Edition", on_delete=models.PROTECT)
     progress = models.IntegerField(
-        validators=[validators.MinValueValidator(0)],
+        validators=[validators.MinValueValidator(0)], null=True, blank=True
-        null=True,
+    )
-        blank=True)
     progress_mode = models.CharField(
-        max_length=3,
+        max_length=3, choices=ProgressMode.choices, default=ProgressMode.PAGE
-        choices=ProgressMode.choices,
+    )
-        default=ProgressMode.PAGE)
+    start_date = models.DateTimeField(blank=True, null=True)
-    start_date = models.DateTimeField(
+    finish_date = models.DateTimeField(blank=True, null=True)
-        blank=True,
-        null=True)
-    finish_date = models.DateTimeField(
-        blank=True,
-        null=True)
 
     def save(self, *args, **kwargs):
-        ''' update user active time '''
+        """ update user active time """
         self.user.last_active_date = timezone.now()
         self.user.save(broadcast=False)
         super().save(*args, **kwargs)
@@ -37,22 +34,22 @@ class ReadThrough(BookWyrmModel):
     def create_update(self):
         if self.progress:
             return self.progressupdate_set.create(
-                user=self.user,
+                user=self.user, progress=self.progress, mode=self.progress_mode
-                progress=self.progress,
+            )
-                mode=self.progress_mode)
+
 
 class ProgressUpdate(BookWyrmModel):
-    ''' Store progress through a book in the database. '''
+    """ Store progress through a book in the database. """
-    user = models.ForeignKey('User', on_delete=models.PROTECT)
+
-    readthrough = models.ForeignKey('ReadThrough', on_delete=models.CASCADE)
+    user = models.ForeignKey("User", on_delete=models.PROTECT)
+    readthrough = models.ForeignKey("ReadThrough", on_delete=models.CASCADE)
     progress = models.IntegerField(validators=[validators.MinValueValidator(0)])
     mode = models.CharField(
-        max_length=3,
+        max_length=3, choices=ProgressMode.choices, default=ProgressMode.PAGE
-        choices=ProgressMode.choices,
+    )
-        default=ProgressMode.PAGE)
 
     def save(self, *args, **kwargs):
-        ''' update user active time '''
+        """ update user active time """
         self.user.last_active_date = timezone.now()
         self.user.save(broadcast=False)
         super().save(*args, **kwargs)

bookwyrm/models/relationship.py

@@ -1,4 +1,4 @@
-''' defines relationships between users '''
+""" defines relationships between users """
 from django.apps import apps
 from django.db import models, transaction, IntegrityError
 from django.db.models import Q
@@ -11,67 +11,70 @@ from . import fields
 
 
 class UserRelationship(BookWyrmModel):
-    ''' many-to-many through table for followers '''
+    """ many-to-many through table for followers """
+
     user_subject = fields.ForeignKey(
-        'User',
+        "User",
         on_delete=models.PROTECT,
-        related_name='%(class)s_user_subject',
+        related_name="%(class)s_user_subject",
-        activitypub_field='actor',
+        activitypub_field="actor",
     )
     user_object = fields.ForeignKey(
-        'User',
+        "User",
         on_delete=models.PROTECT,
-        related_name='%(class)s_user_object',
+        related_name="%(class)s_user_object",
-        activitypub_field='object',
+        activitypub_field="object",
     )
 
     @property
     def privacy(self):
-        ''' all relationships are handled directly with the participants '''
+        """ all relationships are handled directly with the participants """
-        return 'direct'
+        return "direct"
 
     @property
     def recipients(self):
-        ''' the remote user needs to recieve direct broadcasts '''
+        """ the remote user needs to recieve direct broadcasts """
         return [u for u in [self.user_subject, self.user_object] if not u.local]
 
     class Meta:
-        ''' relationships should be unique '''
+        """ relationships should be unique """
+
         abstract = True
         constraints = [
             models.UniqueConstraint(
-                fields=['user_subject', 'user_object'],
+                fields=["user_subject", "user_object"], name="%(class)s_unique"
-                name='%(class)s_unique'
             ),
             models.CheckConstraint(
-                check=~models.Q(user_subject=models.F('user_object')),
+                check=~models.Q(user_subject=models.F("user_object")),
-                name='%(class)s_no_self'
+                name="%(class)s_no_self",
-            )
+            ),
         ]
 
     def get_remote_id(self, status=None):  # pylint: disable=arguments-differ
-        ''' use shelf identifier in remote_id '''
+        """ use shelf identifier in remote_id """
-        status = status or 'follows'
+        status = status or "follows"
         base_path = self.user_subject.remote_id
-        return '%s#%s/%d' % (base_path, status, self.id)
+        return "%s#%s/%d" % (base_path, status, self.id)
 
 
 class UserFollows(ActivityMixin, UserRelationship):
-    ''' Following a user '''
+    """ Following a user """
-    status = 'follows'
+
+    status = "follows"
 
     def to_activity(self):
-        ''' overrides default to manually set serializer '''
+        """ overrides default to manually set serializer """
         return activitypub.Follow(**generate_activity(self))
 
     def save(self, *args, **kwargs):
-        ''' really really don't let a user follow someone who blocked them '''
+        """ really really don't let a user follow someone who blocked them """
         # blocking in either direction is a no-go
         if UserBlocks.objects.filter(
             Q(
                 user_subject=self.user_subject,
                 user_object=self.user_object,
-                ) | Q(
+            )
+            | Q(
                 user_subject=self.user_object,
                 user_object=self.user_subject,
             )
@@ -83,7 +86,7 @@ class UserFollows(ActivityMixin, UserRelationship):
 
     @classmethod
     def from_request(cls, follow_request):
-        ''' converts a follow request into a follow relationship '''
+        """ converts a follow request into a follow relationship """
         return cls.objects.create(
             user_subject=follow_request.user_subject,
             user_object=follow_request.user_object,
@@ -92,12 +95,13 @@ class UserFollows(ActivityMixin, UserRelationship):
 
 
 class UserFollowRequest(ActivitypubMixin, UserRelationship):
-    ''' following a user requires manual or automatic confirmation '''
+    """ following a user requires manual or automatic confirmation """
-    status = 'follow_request'
+
+    status = "follow_request"
     activity_serializer = activitypub.Follow
 
     def save(self, *args, broadcast=True, **kwargs):
-        ''' make sure the follow or block relationship doesn't already exist '''
+        """ make sure the follow or block relationship doesn't already exist """
         # don't create a request if a follow already exists
         if UserFollows.objects.filter(
             user_subject=self.user_subject,
@@ -109,7 +113,8 @@ class UserFollowRequest(ActivitypubMixin, UserRelationship):
             Q(
                 user_subject=self.user_subject,
                 user_object=self.user_object,
-                ) | Q(
+            )
+            | Q(
                 user_subject=self.user_object,
                 user_object=self.user_subject,
             )
@@ -125,39 +130,35 @@ class UserFollowRequest(ActivitypubMixin, UserRelationship):
             if not manually_approves:
                 self.accept()
 
-            model = apps.get_model('bookwyrm.Notification', require_ready=True)
+            model = apps.get_model("bookwyrm.Notification", require_ready=True)
-            notification_type = 'FOLLOW_REQUEST' if \
+            notification_type = "FOLLOW_REQUEST" if manually_approves else "FOLLOW"
-                    manually_approves else 'FOLLOW'
             model.objects.create(
                 user=self.user_object,
                 related_user=self.user_subject,
                 notification_type=notification_type,
             )
 
-
     def accept(self):
-        ''' turn this request into the real deal'''
+        """ turn this request into the real deal"""
         user = self.user_object
         if not self.user_subject.local:
             activity = activitypub.Accept(
-                id=self.get_remote_id(status='accepts'),
+                id=self.get_remote_id(status="accepts"),
                 actor=self.user_object.remote_id,
-                object=self.to_activity()
+                object=self.to_activity(),
             ).serialize()
             self.broadcast(activity, user)
         with transaction.atomic():
             UserFollows.from_request(self)
             self.delete()
 
-
-
     def reject(self):
-        ''' generate a Reject for this follow request '''
+        """ generate a Reject for this follow request """
         if self.user_object.local:
             activity = activitypub.Reject(
-                id=self.get_remote_id(status='rejects'),
+                id=self.get_remote_id(status="rejects"),
                 actor=self.user_object.remote_id,
-                object=self.to_activity()
+                object=self.to_activity(),
             ).serialize()
             self.broadcast(activity, self.user_object)
 
@@ -165,19 +166,20 @@ class UserFollowRequest(ActivitypubMixin, UserRelationship):
 
 
 class UserBlocks(ActivityMixin, UserRelationship):
-    ''' prevent another user from following you and seeing your posts '''
+    """ prevent another user from following you and seeing your posts """
-    status = 'blocks'
+
+    status = "blocks"
     activity_serializer = activitypub.Block
 
     def save(self, *args, **kwargs):
-        ''' remove follow or follow request rels after a block is created '''
+        """ remove follow or follow request rels after a block is created """
         super().save(*args, **kwargs)
 
         UserFollows.objects.filter(
-            Q(user_subject=self.user_subject, user_object=self.user_object) | \
+            Q(user_subject=self.user_subject, user_object=self.user_object)
-            Q(user_subject=self.user_object, user_object=self.user_subject)
+            | Q(user_subject=self.user_object, user_object=self.user_subject)
         ).delete()
         UserFollowRequest.objects.filter(
-            Q(user_subject=self.user_subject, user_object=self.user_object) | \
+            Q(user_subject=self.user_subject, user_object=self.user_object)
-            Q(user_subject=self.user_object, user_object=self.user_subject)
+            | Q(user_subject=self.user_object, user_object=self.user_subject)
         ).delete()

bookwyrm/models/shelf.py

@@ -1,4 +1,4 @@
-''' puttin' books on shelves '''
+""" puttin' books on shelves """
 import re
 from django.db import models
 
@@ -9,61 +9,68 @@ from . import fields
 
 
 class Shelf(OrderedCollectionMixin, BookWyrmModel):
-    ''' a list of books owned by a user '''
+    """ a list of books owned by a user """
+
     name = fields.CharField(max_length=100)
     identifier = models.CharField(max_length=100)
     user = fields.ForeignKey(
-        'User', on_delete=models.PROTECT, activitypub_field='owner')
+        "User", on_delete=models.PROTECT, activitypub_field="owner"
+    )
     editable = models.BooleanField(default=True)
     privacy = fields.PrivacyField()
     books = models.ManyToManyField(
-        'Edition',
+        "Edition",
         symmetrical=False,
-        through='ShelfBook',
+        through="ShelfBook",
-        through_fields=('shelf', 'book')
+        through_fields=("shelf", "book"),
     )
 
     activity_serializer = activitypub.Shelf
 
     def save(self, *args, **kwargs):
-        ''' set the identifier '''
+        """ set the identifier """
         super().save(*args, **kwargs)
         if not self.identifier:
-            slug = re.sub(r'[^\w]', '', self.name).lower()
+            slug = re.sub(r"[^\w]", "", self.name).lower()
-            self.identifier = '%s-%d' % (slug, self.id)
+            self.identifier = "%s-%d" % (slug, self.id)
             super().save(*args, **kwargs)
 
     @property
     def collection_queryset(self):
-        ''' list of books for this shelf, overrides OrderedCollectionMixin  '''
+        """ list of books for this shelf, overrides OrderedCollectionMixin  """
-        return self.books.all().order_by('shelfbook')
+        return self.books.all().order_by("shelfbook")
 
     def get_remote_id(self):
-        ''' shelf identifier instead of id '''
+        """ shelf identifier instead of id """
         base_path = self.user.remote_id
-        return '%s/shelf/%s' % (base_path, self.identifier)
+        return "%s/shelf/%s" % (base_path, self.identifier)
 
     class Meta:
-        ''' user/shelf unqiueness '''
+        """ user/shelf unqiueness """
-        unique_together = ('user', 'identifier')
+
+        unique_together = ("user", "identifier")
 
 
 class ShelfBook(CollectionItemMixin, BookWyrmModel):
-    ''' many to many join table for books and shelves '''
+    """ many to many join table for books and shelves """
+
     book = fields.ForeignKey(
-        'Edition', on_delete=models.PROTECT, activitypub_field='object')
+        "Edition", on_delete=models.PROTECT, activitypub_field="object"
+    )
     shelf = fields.ForeignKey(
-        'Shelf', on_delete=models.PROTECT, activitypub_field='target')
+        "Shelf", on_delete=models.PROTECT, activitypub_field="target"
+    )
     user = fields.ForeignKey(
-        'User', on_delete=models.PROTECT, activitypub_field='actor')
+        "User", on_delete=models.PROTECT, activitypub_field="actor"
+    )
 
     activity_serializer = activitypub.Add
-    object_field = 'book'
+    object_field = "book"
-    collection_field = 'shelf'
+    collection_field = "shelf"
-
 
     class Meta:
-        ''' an opinionated constraint!
+        """an opinionated constraint!
-            you can't put a book on shelf twice '''
+        you can't put a book on shelf twice"""
-        unique_together = ('book', 'shelf')
+
-        ordering = ('-created_date',)
+        unique_together = ("book", "shelf")
+        ordering = ("-created_date",)

bookwyrm/models/site.py

@@ -1,4 +1,4 @@
-''' the particulars for this instance of BookWyrm '''
+""" the particulars for this instance of BookWyrm """
 import base64
 import datetime
 
@@ -9,36 +9,31 @@ from django.utils import timezone
 from bookwyrm.settings import DOMAIN
 from .user import User
 
+
 class SiteSettings(models.Model):
-    ''' customized settings for this instance '''
+    """ customized settings for this instance """
-    name = models.CharField(default='BookWyrm', max_length=100)
+
+    name = models.CharField(default="BookWyrm", max_length=100)
     instance_tagline = models.CharField(
-        max_length=150, default='Social Reading and Reviewing')
+        max_length=150, default="Social Reading and Reviewing"
-    instance_description = models.TextField(
+    )
-        default='This instance has no description.')
+    instance_description = models.TextField(default="This instance has no description.")
     registration_closed_text = models.TextField(
-        default='Contact an administrator to get an invite')
+        default="Contact an administrator to get an invite"
-    code_of_conduct = models.TextField(
+    )
-        default='Add a code of conduct here.')
+    code_of_conduct = models.TextField(default="Add a code of conduct here.")
-    privacy_policy = models.TextField(
+    privacy_policy = models.TextField(default="Add a privacy policy here.")
-        default='Add a privacy policy here.')
     allow_registration = models.BooleanField(default=True)
-    logo = models.ImageField(
+    logo = models.ImageField(upload_to="logos/", null=True, blank=True)
-        upload_to='logos/', null=True, blank=True
+    logo_small = models.ImageField(upload_to="logos/", null=True, blank=True)
-    )
+    favicon = models.ImageField(upload_to="logos/", null=True, blank=True)
-    logo_small = models.ImageField(
-        upload_to='logos/', null=True, blank=True
-    )
-    favicon = models.ImageField(
-        upload_to='logos/', null=True, blank=True
-    )
     support_link = models.CharField(max_length=255, null=True, blank=True)
     support_title = models.CharField(max_length=100, null=True, blank=True)
     admin_email = models.EmailField(max_length=255, null=True, blank=True)
 
     @classmethod
     def get(cls):
-        ''' gets the site settings db entry or defaults '''
+        """ gets the site settings db entry or defaults """
         try:
             return cls.objects.get(id=1)
         except cls.DoesNotExist:
@@ -46,12 +41,15 @@ class SiteSettings(models.Model):
             default_settings.save()
             return default_settings
 
+
 def new_access_code():
-    ''' the identifier for a user invite '''
+    """ the identifier for a user invite """
-    return base64.b32encode(Random.get_random_bytes(5)).decode('ascii')
+    return base64.b32encode(Random.get_random_bytes(5)).decode("ascii")
+
 
 class SiteInvite(models.Model):
-    ''' gives someone access to create an account on the instance '''
+    """ gives someone access to create an account on the instance """
+
     created_date = models.DateTimeField(auto_now_add=True)
     code = models.CharField(max_length=32, default=new_access_code)
     expiry = models.DateTimeField(blank=True, null=True)
@@ -60,34 +58,35 @@ class SiteInvite(models.Model):
     user = models.ForeignKey(User, on_delete=models.CASCADE)
 
     def valid(self):
-        ''' make sure it hasn't expired or been used '''
+        """ make sure it hasn't expired or been used """
-        return (
+        return (self.expiry is None or self.expiry > timezone.now()) and (
-            (self.expiry is None or self.expiry > timezone.now()) and
+            self.use_limit is None or self.times_used < self.use_limit
-            (self.use_limit is None or self.times_used < self.use_limit))
+        )
 
     @property
     def link(self):
-        ''' formats the invite link '''
+        """ formats the invite link """
-        return 'https://{}/invite/{}'.format(DOMAIN, self.code)
+        return "https://{}/invite/{}".format(DOMAIN, self.code)
 
 
 def get_passowrd_reset_expiry():
-    ''' give people a limited time to use the link '''
+    """ give people a limited time to use the link """
     now = timezone.now()
     return now + datetime.timedelta(days=1)
 
 
 class PasswordReset(models.Model):
-    ''' gives someone access to create an account on the instance '''
+    """ gives someone access to create an account on the instance """
+
     code = models.CharField(max_length=32, default=new_access_code)
     expiry = models.DateTimeField(default=get_passowrd_reset_expiry)
     user = models.OneToOneField(User, on_delete=models.CASCADE)
 
     def valid(self):
-        ''' make sure it hasn't expired or been used '''
+        """ make sure it hasn't expired or been used """
         return self.expiry > timezone.now()
 
     @property
     def link(self):
-        ''' formats the invite link '''
+        """ formats the invite link """
-        return 'https://{}/password-reset/{}'.format(DOMAIN, self.code)
+        return "https://{}/password-reset/{}".format(DOMAIN, self.code)

bookwyrm/models/status.py

@@ -1,4 +1,4 @@
-''' models for storing different kinds of Activities '''
+""" models for storing different kinds of Activities """
 from dataclasses import MISSING
 import re
 
@@ -17,76 +17,81 @@ from . import fields
 
 
 class Status(OrderedCollectionPageMixin, BookWyrmModel):
-    ''' any post, like a reply to a review, etc '''
+    """ any post, like a reply to a review, etc """
+
     user = fields.ForeignKey(
-        'User', on_delete=models.PROTECT, activitypub_field='attributedTo')
+        "User", on_delete=models.PROTECT, activitypub_field="attributedTo"
+    )
     content = fields.HtmlField(blank=True, null=True)
-    mention_users = fields.TagField('User', related_name='mention_user')
+    mention_users = fields.TagField("User", related_name="mention_user")
-    mention_books = fields.TagField('Edition', related_name='mention_book')
+    mention_books = fields.TagField("Edition", related_name="mention_book")
     local = models.BooleanField(default=True)
     content_warning = fields.CharField(
-        max_length=500, blank=True, null=True, activitypub_field='summary')
+        max_length=500, blank=True, null=True, activitypub_field="summary"
+    )
     privacy = fields.PrivacyField(max_length=255)
     sensitive = fields.BooleanField(default=False)
     # created date is different than publish date because of federated posts
     published_date = fields.DateTimeField(
-        default=timezone.now, activitypub_field='published')
+        default=timezone.now, activitypub_field="published"
+    )
     deleted = models.BooleanField(default=False)
     deleted_date = models.DateTimeField(blank=True, null=True)
     favorites = models.ManyToManyField(
-        'User',
+        "User",
         symmetrical=False,
-        through='Favorite',
+        through="Favorite",
-        through_fields=('status', 'user'),
+        through_fields=("status", "user"),
-        related_name='user_favorites'
+        related_name="user_favorites",
     )
     reply_parent = fields.ForeignKey(
-        'self',
+        "self",
         null=True,
         on_delete=models.PROTECT,
-        activitypub_field='inReplyTo',
+        activitypub_field="inReplyTo",
     )
     objects = InheritanceManager()
 
     activity_serializer = activitypub.Note
-    serialize_reverse_fields = [('attachments', 'attachment', 'id')]
+    serialize_reverse_fields = [("attachments", "attachment", "id")]
-    deserialize_reverse_fields = [('attachments', 'attachment')]
+    deserialize_reverse_fields = [("attachments", "attachment")]
-
 
     def save(self, *args, **kwargs):
-        ''' save and notify '''
+        """ save and notify """
         super().save(*args, **kwargs)
 
-        notification_model = apps.get_model(
+        notification_model = apps.get_model("bookwyrm.Notification", require_ready=True)
-            'bookwyrm.Notification', require_ready=True)
 
         if self.deleted:
             notification_model.objects.filter(related_status=self).delete()
 
-        if self.reply_parent and self.reply_parent.user != self.user and \
+        if (
-                self.reply_parent.user.local:
+            self.reply_parent
+            and self.reply_parent.user != self.user
+            and self.reply_parent.user.local
+        ):
             notification_model.objects.create(
                 user=self.reply_parent.user,
-                notification_type='REPLY',
+                notification_type="REPLY",
                 related_user=self.user,
                 related_status=self,
             )
         for mention_user in self.mention_users.all():
             # avoid double-notifying about this status
-            if not mention_user.local or \
+            if not mention_user.local or (
-                    (self.reply_parent and \
+                self.reply_parent and mention_user == self.reply_parent.user
-                     mention_user == self.reply_parent.user):
+            ):
                 continue
             notification_model.objects.create(
                 user=mention_user,
-                notification_type='MENTION',
+                notification_type="MENTION",
                 related_user=self.user,
                 related_status=self,
             )
 
     def delete(self, *args, **kwargs):  # pylint: disable=unused-argument
-        ''' "delete" a status '''
+        """ "delete" a status """
-        if hasattr(self, 'boosted_status'):
+        if hasattr(self, "boosted_status"):
             # okay but if it's a boost really delete it
             super().delete(*args, **kwargs)
             return
@@ -96,141 +101,154 @@ class Status(OrderedCollectionPageMixin, BookWyrmModel):
 
     @property
     def recipients(self):
-        ''' tagged users who definitely need to get this status in broadcast '''
+        """ tagged users who definitely need to get this status in broadcast """
         mentions = [u for u in self.mention_users.all() if not u.local]
-        if hasattr(self, 'reply_parent') and self.reply_parent \
+        if (
-                and not self.reply_parent.user.local:
+            hasattr(self, "reply_parent")
+            and self.reply_parent
+            and not self.reply_parent.user.local
+        ):
             mentions.append(self.reply_parent.user)
         return list(set(mentions))
 
     @classmethod
     def ignore_activity(cls, activity):
-        ''' keep notes if they are replies to existing statuses '''
+        """ keep notes if they are replies to existing statuses """
-        if activity.type == 'Announce':
+        if activity.type == "Announce":
             # keep it if the booster or the boosted are local
             boosted = activitypub.resolve_remote_id(activity.object, save=False)
             return cls.ignore_activity(boosted.to_activity_dataclass())
 
         # keep if it if it's a custom type
-        if activity.type != 'Note':
+        if activity.type != "Note":
             return False
-        if cls.objects.filter(
+        if cls.objects.filter(remote_id=activity.inReplyTo).exists():
-                remote_id=activity.inReplyTo).exists():
             return False
 
         # keep notes if they mention local users
         if activity.tag == MISSING or activity.tag is None:
             return True
-        tags = [l['href'] for l in activity.tag if l['type'] == 'Mention']
+        tags = [l["href"] for l in activity.tag if l["type"] == "Mention"]
-        user_model = apps.get_model('bookwyrm.User', require_ready=True)
+        user_model = apps.get_model("bookwyrm.User", require_ready=True)
         for tag in tags:
-            if user_model.objects.filter(
+            if user_model.objects.filter(remote_id=tag, local=True).exists():
-                    remote_id=tag, local=True).exists():
                 # we found a mention of a known use boost
                 return False
         return True
 
     @classmethod
     def replies(cls, status):
-        ''' load all replies to a status. idk if there's a better way
+        """load all replies to a status. idk if there's a better way
-            to write this so it's just a property '''
+        to write this so it's just a property"""
-        return cls.objects.filter(
+        return (
-            reply_parent=status
+            cls.objects.filter(reply_parent=status)
-        ).select_subclasses().order_by('published_date')
+            .select_subclasses()
+            .order_by("published_date")
+        )
 
     @property
     def status_type(self):
-        ''' expose the type of status for the ui using activity type '''
+        """ expose the type of status for the ui using activity type """
         return self.activity_serializer.__name__
 
     @property
     def boostable(self):
-        ''' you can't boost dms '''
+        """ you can't boost dms """
-        return self.privacy in ['unlisted', 'public']
+        return self.privacy in ["unlisted", "public"]
 
     def to_replies(self, **kwargs):
-        ''' helper function for loading AP serialized replies to a status '''
+        """ helper function for loading AP serialized replies to a status """
         return self.to_ordered_collection(
             self.replies(self),
-            remote_id='%s/replies' % self.remote_id,
+            remote_id="%s/replies" % self.remote_id,
             collection_only=True,
             **kwargs
         ).serialize()
 
     def to_activity_dataclass(self, pure=False):  # pylint: disable=arguments-differ
-        ''' return tombstone if the status is deleted '''
+        """ return tombstone if the status is deleted """
         if self.deleted:
             return activitypub.Tombstone(
                 id=self.remote_id,
                 url=self.remote_id,
                 deleted=self.deleted_date.isoformat(),
-                published=self.deleted_date.isoformat()
+                published=self.deleted_date.isoformat(),
             )
         activity = ActivitypubMixin.to_activity_dataclass(self)
         activity.replies = self.to_replies()
 
         # "pure" serialization for non-bookwyrm instances
-        if pure and hasattr(self, 'pure_content'):
+        if pure and hasattr(self, "pure_content"):
             activity.content = self.pure_content
-            if hasattr(activity, 'name'):
+            if hasattr(activity, "name"):
                 activity.name = self.pure_name
             activity.type = self.pure_type
             activity.attachment = [
-                image_serializer(b.cover, b.alt_text) \
+                image_serializer(b.cover, b.alt_text)
-                    for b in self.mention_books.all()[:4] if b.cover]
+                for b in self.mention_books.all()[:4]
-            if hasattr(self, 'book') and self.book.cover:
+                if b.cover
+            ]
+            if hasattr(self, "book") and self.book.cover:
                 activity.attachment.append(
                     image_serializer(self.book.cover, self.book.alt_text)
                 )
         return activity
 
     def to_activity(self, pure=False):  # pylint: disable=arguments-differ
-        ''' json serialized activitypub class '''
+        """ json serialized activitypub class """
         return self.to_activity_dataclass(pure=pure).serialize()
 
 
 class GeneratedNote(Status):
-    ''' these are app-generated messages about user activity '''
+    """ these are app-generated messages about user activity """
+
     @property
     def pure_content(self):
-        ''' indicate the book in question for mastodon (or w/e) users '''
+        """ indicate the book in question for mastodon (or w/e) users """
         message = self.content
-        books = ', '.join(
+        books = ", ".join(
-            '<a href="%s">"%s"</a>' % (book.remote_id, book.title) \
+            '<a href="%s">"%s"</a>' % (book.remote_id, book.title)
             for book in self.mention_books.all()
         )
-        return '%s %s %s' % (self.user.display_name, message, books)
+        return "%s %s %s" % (self.user.display_name, message, books)
 
     activity_serializer = activitypub.GeneratedNote
-    pure_type = 'Note'
+    pure_type = "Note"
 
 
 class Comment(Status):
-    ''' like a review but without a rating and transient '''
+    """ like a review but without a rating and transient """
+
     book = fields.ForeignKey(
-        'Edition', on_delete=models.PROTECT, activitypub_field='inReplyToBook')
+        "Edition", on_delete=models.PROTECT, activitypub_field="inReplyToBook"
+    )
 
     @property
     def pure_content(self):
-        ''' indicate the book in question for mastodon (or w/e) users '''
+        """ indicate the book in question for mastodon (or w/e) users """
-        return '%s<p>(comment on <a href="%s">"%s"</a>)</p>' % \
+        return '%s<p>(comment on <a href="%s">"%s"</a>)</p>' % (
-                (self.content, self.book.remote_id, self.book.title)
+            self.content,
+            self.book.remote_id,
+            self.book.title,
+        )
 
     activity_serializer = activitypub.Comment
-    pure_type = 'Note'
+    pure_type = "Note"
 
 
 class Quotation(Status):
-    ''' like a review but without a rating and transient '''
+    """ like a review but without a rating and transient """
+
     quote = fields.HtmlField()
     book = fields.ForeignKey(
-        'Edition', on_delete=models.PROTECT, activitypub_field='inReplyToBook')
+        "Edition", on_delete=models.PROTECT, activitypub_field="inReplyToBook"
+    )
 
     @property
     def pure_content(self):
-        ''' indicate the book in question for mastodon (or w/e) users '''
+        """ indicate the book in question for mastodon (or w/e) users """
-        quote = re.sub(r'^<p>', '<p>"', self.quote)
+        quote = re.sub(r"^<p>", '<p>"', self.quote)
-        quote = re.sub(r'</p>$', '"</p>', quote)
+        quote = re.sub(r"</p>$", '"</p>', quote)
         return '%s <p>-- <a href="%s">"%s"</a></p>%s' % (
             quote,
             self.book.remote_id,
@@ -239,90 +257,86 @@ class Quotation(Status):
         )
 
     activity_serializer = activitypub.Quotation
-    pure_type = 'Note'
+    pure_type = "Note"
 
 
 class Review(Status):
-    ''' a book review '''
+    """ a book review """
+
     name = fields.CharField(max_length=255, null=True)
     book = fields.ForeignKey(
-        'Edition', on_delete=models.PROTECT, activitypub_field='inReplyToBook')
+        "Edition", on_delete=models.PROTECT, activitypub_field="inReplyToBook"
+    )
     rating = fields.IntegerField(
         default=None,
         null=True,
         blank=True,
-        validators=[MinValueValidator(1), MaxValueValidator(5)]
+        validators=[MinValueValidator(1), MaxValueValidator(5)],
     )
 
     @property
     def pure_name(self):
-        ''' clarify review names for mastodon serialization '''
+        """ clarify review names for mastodon serialization """
         if self.rating:
             # pylint: disable=bad-string-format-type
             return 'Review of "%s" (%d stars): %s' % (
                 self.book.title,
                 self.rating,
-                self.name
+                self.name,
-            )
-        return 'Review of "%s": %s' % (
-            self.book.title,
-            self.name
             )
+        return 'Review of "%s": %s' % (self.book.title, self.name)
 
     @property
     def pure_content(self):
-        ''' indicate the book in question for mastodon (or w/e) users '''
+        """ indicate the book in question for mastodon (or w/e) users """
         return self.content
 
     activity_serializer = activitypub.Review
-    pure_type = 'Article'
+    pure_type = "Article"
 
 
 class Boost(ActivityMixin, Status):
-    ''' boost'ing a post '''
+    """ boost'ing a post """
+
     boosted_status = fields.ForeignKey(
-        'Status',
+        "Status",
         on_delete=models.PROTECT,
-        related_name='boosters',
+        related_name="boosters",
-        activitypub_field='object',
+        activitypub_field="object",
     )
     activity_serializer = activitypub.Announce
 
     def save(self, *args, **kwargs):
-        ''' save and notify '''
+        """ save and notify """
         super().save(*args, **kwargs)
         if not self.boosted_status.user.local:
             return
 
-        notification_model = apps.get_model(
+        notification_model = apps.get_model("bookwyrm.Notification", require_ready=True)
-            'bookwyrm.Notification', require_ready=True)
         notification_model.objects.create(
             user=self.boosted_status.user,
             related_status=self.boosted_status,
             related_user=self.user,
-            notification_type='BOOST',
+            notification_type="BOOST",
         )
 
     def delete(self, *args, **kwargs):
-        ''' delete and un-notify '''
+        """ delete and un-notify """
-        notification_model = apps.get_model(
+        notification_model = apps.get_model("bookwyrm.Notification", require_ready=True)
-            'bookwyrm.Notification', require_ready=True)
         notification_model.objects.filter(
             user=self.boosted_status.user,
             related_status=self.boosted_status,
             related_user=self.user,
-            notification_type='BOOST',
+            notification_type="BOOST",
         ).delete()
         super().delete(*args, **kwargs)
 
-
     def __init__(self, *args, **kwargs):
-        ''' the user field is "actor" here instead of "attributedTo" '''
+        """ the user field is "actor" here instead of "attributedTo" """
         super().__init__(*args, **kwargs)
 
-        reserve_fields = ['user', 'boosted_status']
+        reserve_fields = ["user", "boosted_status"]
-        self.simple_fields = [f for f in self.simple_fields if \
+        self.simple_fields = [f for f in self.simple_fields if f.name in reserve_fields]
-                f.name in reserve_fields]
         self.activity_fields = self.simple_fields
         self.many_to_many_fields = []
         self.image_fields = []

bookwyrm/models/tag.py

@@ -1,4 +1,4 @@
-''' models for storing different kinds of Activities '''
+""" models for storing different kinds of Activities """
 import urllib.parse
 
 from django.apps import apps
@@ -12,28 +12,30 @@ from . import fields
 
 
 class Tag(OrderedCollectionMixin, BookWyrmModel):
-    ''' freeform tags for books '''
+    """ freeform tags for books """
+
     name = fields.CharField(max_length=100, unique=True)
     identifier = models.CharField(max_length=100)
 
     @property
     def books(self):
-        ''' count of books associated with this tag '''
+        """ count of books associated with this tag """
-        edition_model = apps.get_model('bookwyrm.Edition', require_ready=True)
+        edition_model = apps.get_model("bookwyrm.Edition", require_ready=True)
-        return edition_model.objects.filter(
+        return (
-            usertag__tag__identifier=self.identifier
+            edition_model.objects.filter(usertag__tag__identifier=self.identifier)
-        ).order_by('-created_date').distinct()
+            .order_by("-created_date")
+            .distinct()
+        )
 
     collection_queryset = books
 
     def get_remote_id(self):
-        ''' tag should use identifier not id in remote_id '''
+        """ tag should use identifier not id in remote_id """
-        base_path = 'https://%s' % DOMAIN
+        base_path = "https://%s" % DOMAIN
-        return '%s/tag/%s' % (base_path, self.identifier)
+        return "%s/tag/%s" % (base_path, self.identifier)
-
 
     def save(self, *args, **kwargs):
-        ''' create a url-safe lookup key for the tag '''
+        """ create a url-safe lookup key for the tag """
         if not self.id:
             # add identifiers to new tags
             self.identifier = urllib.parse.quote_plus(self.name)
@@ -41,18 +43,21 @@ class Tag(OrderedCollectionMixin, BookWyrmModel):
 
 
 class UserTag(CollectionItemMixin, BookWyrmModel):
-    ''' an instance of a tag on a book by a user '''
+    """ an instance of a tag on a book by a user """
+
     user = fields.ForeignKey(
-        'User', on_delete=models.PROTECT, activitypub_field='actor')
+        "User", on_delete=models.PROTECT, activitypub_field="actor"
+    )
     book = fields.ForeignKey(
-        'Edition', on_delete=models.PROTECT, activitypub_field='object')
+        "Edition", on_delete=models.PROTECT, activitypub_field="object"
-    tag = fields.ForeignKey(
+    )
-        'Tag', on_delete=models.PROTECT, activitypub_field='target')
+    tag = fields.ForeignKey("Tag", on_delete=models.PROTECT, activitypub_field="target")
 
     activity_serializer = activitypub.Add
-    object_field = 'book'
+    object_field = "book"
-    collection_field = 'tag'
+    collection_field = "tag"
 
     class Meta:
-        ''' unqiueness constraint '''
+        """ unqiueness constraint """
-        unique_together = ('user', 'book', 'tag')
+
+        unique_together = ("user", "book", "tag")