1 files changed, 7 insertions, 6 deletions
diff --git a/tests/basic/models.py b/tests/basic/models.py
index 6dcdfa90c0..59a6a8d67f 100644
--- a/tests/basic/models.py
+++ b/tests/basic/models.py
@@ -9,18 +9,18 @@ from django.db import models
 
 
 class Article(models.Model):
-    headline = models.CharField(max_length=100, default='Default headline')
+    headline = models.CharField(max_length=100, default="Default headline")
     pub_date = models.DateTimeField()
 
     class Meta:
-        ordering = ('pub_date', 'headline')
+        ordering = ("pub_date", "headline")
 
     def __str__(self):
         return self.headline
 
 
 class FeaturedArticle(models.Model):
-    article = models.OneToOneField(Article, models.CASCADE, related_name='featured')
+    article = models.OneToOneField(Article, models.CASCADE, related_name="featured")
 
 
 class ArticleSelectOnSave(Article):
@@ -31,10 +31,11 @@ class ArticleSelectOnSave(Article):
 
 class SelfRef(models.Model):
     selfref = models.ForeignKey(
-        'self',
+        "self",
         models.SET_NULL,
-        null=True, blank=True,
-        related_name='+',
+        null=True,
+        blank=True,
+        related_name="+",
     )
     article = models.ForeignKey(Article, models.SET_NULL, null=True, blank=True)