all: implement black as code formatter

passbook/core/tests/test_views_overview.py

@@ -14,12 +14,17 @@ class TestOverviewViews(TestCase):
     def setUp(self):
         super().setUp()
         self.user = User.objects.create_superuser(
-            username='unittest user',
-            email='unittest@example.com',
-            password=''.join(SystemRandom().choice(
-                string.ascii_uppercase + string.digits) for _ in range(8)))
+            username="unittest user",
+            email="unittest@example.com",
+            password="".join(
+                SystemRandom().choice(string.ascii_uppercase + string.digits)
+                for _ in range(8)
+            ),
+        )
         self.client.force_login(self.user)
 
     def test_overview(self):
         """Test UserSettingsView"""
-        self.assertEqual(self.client.get(reverse('passbook_core:overview')).status_code, 200)
+        self.assertEqual(
+            self.client.get(reverse("passbook_core:overview")).status_code, 200
+        )