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Fix pylint issues and failing unit tests

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This commit is contained in:
axiomizer 2023-08-01 09:34:12 -04:00
parent 2293c1c5a8
commit 8565367993
1 changed files with 12 additions and 5 deletions
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17
bookwyrm/isbn/isbn.py
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@ -1,11 +1,14 @@
""" Use the range message from isbn-international to hyphenate ISBNs """
import os
from xml.etree import ElementTree
import requests
from xml.etree import ElementTree
from bookwyrm import settings
class IsbnHyphenator:
"""Class to manage the range message xml file and use it to hyphenate ISBNs"""
__range_message_url = "https://www.isbn-international.org/export_rangemessage.xml"
__range_file_path = os.path.join(
settings.BASE_DIR, "bookwyrm", "isbn", "RangeMessage.xml"
@ -13,12 +16,16 @@ class IsbnHyphenator:
__element_tree = None
def update_range_message(self):
"""Download the range message xml file and save it locally"""
response = requests.get(self.__range_message_url)
with open(self.__range_file_path, "w", encoding="utf-8") as file:
file.write(response.text)
self.__element_tree = None
def hyphenate(self, isbn_13):
"""hyphenate the given ISBN-13 number using the range message"""
if isbn_13 is None:
return None
if self.__element_tree is None:
self.__element_tree = ElementTree.parse(self.__range_file_path)
gs1_prefix = isbn_13[:3]
@ -41,11 +48,11 @@ class IsbnHyphenator:
length = int(rule_el.find("Length").text)
if length == 0:
continue
range = [
reg_grp_range = [
int(x[:length]) for x in rule_el.find("Range").text.split("-")
]
reg_group = isbn_13[len(gs1_prefix) : len(gs1_prefix) + length]
if range[0] <= int(reg_group) <= range[1]:
if reg_grp_range[0] <= int(reg_group) <= reg_grp_range[1]:
return reg_group
return None
return None
@ -58,11 +65,11 @@ class IsbnHyphenator:
length = int(rule_el.find("Length").text)
if length == 0:
continue
range = [
registrant_range = [
int(x[:length]) for x in rule_el.find("Range").text.split("-")
]
registrant = isbn_13[from_ind : from_ind + length]
if range[0] <= int(registrant) <= range[1]:
if registrant_range[0] <= int(registrant) <= registrant_range[1]:
return registrant
return None
return None