2 files changed, 33 insertions, 30 deletions
diff --git a/tests/m2m_multiple/models.py b/tests/m2m_multiple/models.py
index 7a77044c2c..2146a89201 100644
--- a/tests/m2m_multiple/models.py
+++ b/tests/m2m_multiple/models.py
@@ -14,7 +14,7 @@ class Category(models.Model):
     name = models.CharField(max_length=20)
 
     class Meta:
-        ordering = ('name',)
+        ordering = ("name",)
 
     def __str__(self):
         return self.name
@@ -23,11 +23,15 @@ class Category(models.Model):
 class Article(models.Model):
     headline = models.CharField(max_length=50)
     pub_date = models.DateTimeField()
-    primary_categories = models.ManyToManyField(Category, related_name='primary_article_set')
-    secondary_categories = models.ManyToManyField(Category, related_name='secondary_article_set')
+    primary_categories = models.ManyToManyField(
+        Category, related_name="primary_article_set"
+    )
+    secondary_categories = models.ManyToManyField(
+        Category, related_name="secondary_article_set"
+    )
 
     class Meta:
-        ordering = ('pub_date',)
+        ordering = ("pub_date",)
 
     def __str__(self):
         return self.headline
diff --git a/tests/m2m_multiple/tests.py b/tests/m2m_multiple/tests.py
index 1fa2767764..75ff3ba681 100644
--- a/tests/m2m_multiple/tests.py
+++ b/tests/m2m_multiple/tests.py
@@ -25,60 +25,59 @@ class M2MMultipleTests(TestCase):
         a2.secondary_categories.add(c4)
 
         self.assertQuerysetEqual(
-            a1.primary_categories.all(), [
+            a1.primary_categories.all(),
+            [
                 "Crime",
                 "News",
             ],
-            lambda c: c.name
+            lambda c: c.name,
         )
         self.assertQuerysetEqual(
-            a2.primary_categories.all(), [
+            a2.primary_categories.all(),
+            [
                 "News",
                 "Sports",
             ],
-            lambda c: c.name
+            lambda c: c.name,
         )
         self.assertQuerysetEqual(
-            a1.secondary_categories.all(), [
+            a1.secondary_categories.all(),
+            [
                 "Life",
             ],
-            lambda c: c.name
+            lambda c: c.name,
         )
         self.assertQuerysetEqual(
-            c1.primary_article_set.all(), [
+            c1.primary_article_set.all(),
+            [
                 "Parrot runs",
             ],
-            lambda a: a.headline
+            lambda a: a.headline,
         )
+        self.assertQuerysetEqual(c1.secondary_article_set.all(), [])
         self.assertQuerysetEqual(
-            c1.secondary_article_set.all(), []
-        )
-        self.assertQuerysetEqual(
-            c2.primary_article_set.all(), [
+            c2.primary_article_set.all(),
+            [
                 "Parrot steals",
                 "Parrot runs",
             ],
-            lambda a: a.headline
-        )
-        self.assertQuerysetEqual(
-            c2.secondary_article_set.all(), []
+            lambda a: a.headline,
         )
+        self.assertQuerysetEqual(c2.secondary_article_set.all(), [])
         self.assertQuerysetEqual(
-            c3.primary_article_set.all(), [
+            c3.primary_article_set.all(),
+            [
                 "Parrot steals",
             ],
-            lambda a: a.headline
-        )
-        self.assertQuerysetEqual(
-            c3.secondary_article_set.all(), []
-        )
-        self.assertQuerysetEqual(
-            c4.primary_article_set.all(), []
+            lambda a: a.headline,
         )
+        self.assertQuerysetEqual(c3.secondary_article_set.all(), [])
+        self.assertQuerysetEqual(c4.primary_article_set.all(), [])
         self.assertQuerysetEqual(
-            c4.secondary_article_set.all(), [
+            c4.secondary_article_set.all(),
+            [
                 "Parrot steals",
                 "Parrot runs",
             ],
-            lambda a: a.headline
+            lambda a: a.headline,
         )