diff --git a/bookwyrm/importers/librarything_import.py b/bookwyrm/importers/librarything_import.py
index cff6ba7db..1b61a6f17 100644
--- a/bookwyrm/importers/librarything_import.py
+++ b/bookwyrm/importers/librarything_import.py
@@ -13,10 +13,8 @@ class LibrarythingImporter(Importer):
     def normalize_row(self, entry, mappings):  # pylint: disable=no-self-use
         """use the dataclass to create the formatted row of data"""
         remove_brackets = lambda v: re.sub(r"\[|\]", "", v) if v else None
-        normalized = {
-            k: remove_brackets(entry.get(v)) for k, v in mappings.items()
-        }
-        isbn_13 = normalized["isbn_13"].split(', ')
+        normalized = {k: remove_brackets(entry.get(v)) for k, v in mappings.items()}
+        isbn_13 = normalized["isbn_13"].split(", ")
         normalized["isbn_13"] = isbn_13[1] if len(isbn_13) > 0 else None
         return normalized
 
diff --git a/bookwyrm/models/import_job.py b/bookwyrm/models/import_job.py
index b47379bb7..753662d65 100644
--- a/bookwyrm/models/import_job.py
+++ b/bookwyrm/models/import_job.py
@@ -127,7 +127,9 @@ class ImportItem(models.Model):
     @property
     def isbn(self):
         """pulls out the isbn13 field from the csv line data"""
-        return unquote_string(self.normalized_data["isbn_13"]) or unquote_string(self.normalized_data["isbn_10"])
+        return unquote_string(self.normalized_data["isbn_13"]) or unquote_string(
+            self.normalized_data["isbn_10"]
+        )
 
     @property
     def shelf(self):
@@ -200,7 +202,7 @@ class ImportItem(models.Model):
 
     def __repr__(self):
         # pylint: disable=consider-using-f-string
-        return "<{!r}Item {!r}>".format(self.index, self.normalized_data["title"])
+        return "<{!r} Item {!r}>".format(self.index, self.normalized_data["title"])
 
     def __str__(self):
         # pylint: disable=consider-using-f-string
diff --git a/bookwyrm/tests/importers/test_goodreads_import.py b/bookwyrm/tests/importers/test_goodreads_import.py
index 4a043b599..0a421df43 100644
--- a/bookwyrm/tests/importers/test_goodreads_import.py
+++ b/bookwyrm/tests/importers/test_goodreads_import.py
@@ -52,9 +52,7 @@ class GoodreadsImport(TestCase):
         self.assertEqual(len(import_items), 3)
         self.assertEqual(import_items[0].index, 0)
         self.assertEqual(import_items[0].data["Book Id"], "42036538")
-        self.assertEqual(
-            import_items[0].normalized_data["isbn_13"], '="9781250313195"'
-        )
+        self.assertEqual(import_items[0].normalized_data["isbn_13"], '="9781250313195"')
         self.assertEqual(import_items[0].normalized_data["isbn_10"], '="1250313198"')
 
         self.assertEqual(import_items[1].index, 1)