1 files changed, 3 insertions, 2 deletions
diff --git a/tests/model_fields/test_autofield.py b/tests/model_fields/test_autofield.py
index 0ae981c3d9..d2fe5d6125 100644
--- a/tests/model_fields/test_autofield.py
+++ b/tests/model_fields/test_autofield.py
@@ -3,7 +3,9 @@ from django.test import SimpleTestCase
 
 from .models import AutoModel, BigAutoModel, SmallAutoModel
 from .test_integerfield import (
-    BigIntegerFieldTests, IntegerFieldTests, SmallIntegerFieldTests,
+    BigIntegerFieldTests,
+    IntegerFieldTests,
+    SmallIntegerFieldTests,
 )
 
 
@@ -23,7 +25,6 @@ class SmallAutoFieldTests(SmallIntegerFieldTests):
 
 
 class AutoFieldInheritanceTests(SimpleTestCase):
-
     def test_isinstance_of_autofield(self):
         for field in (models.BigAutoField, models.SmallAutoField):
             with self.subTest(field.__name__):