[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

categories/__init__.py

@@ -2,5 +2,4 @@
 __version__ = "1.8.0"
 
 
-
 default_app_config = "categories.apps.CategoriesConfig"

categories/editor/tree_editor.py

@@ -232,11 +232,14 @@ class TreeEditor(admin.ModelAdmin):
                         name = force_text(opts.verbose_name)
                     else:
                         name = force_text(opts.verbose_name_plural)
-                    msg = ungettext(
-                        "%(count)s %(name)s was changed successfully.",
-                        "%(count)s %(name)s were changed successfully.",
-                        changecount,
-                    ) % {"count": changecount, "name": name, "obj": force_text(obj)}
+                    msg = (
+                        ungettext(
+                            "%(count)s %(name)s was changed successfully.",
+                            "%(count)s %(name)s were changed successfully.",
+                            changecount,
+                        )
+                        % {"count": changecount, "name": name, "obj": force_text(obj)}
+                    )
                     self.message_user(request, msg)
 
                 return HttpResponseRedirect(request.get_full_path())

categories/migration.py

@@ -1,5 +1,3 @@
-
-
 from django.apps import apps
 from django.db import connection, transaction
 from django.db.utils import ProgrammingError

categories/migrations/0001_initial.py

@@ -1,5 +1,3 @@
-
-
 import django.core.files.storage
 import mptt.fields
 from django.db import migrations, models

categories/tests/test_admin.py

@@ -1,4 +1,3 @@
-
 from django.contrib.auth.models import User
 from django.test import Client, TestCase
 from django.urls import reverse