Fixed "indentation is not a multiple of four" pep8 issues.

django/contrib/messages/tests/base.py

@@ -38,6 +38,7 @@ class override_settings_tags(override_settings):
         # settings.MESSAGE_TAGS, we need to update that constant too.
         self.old_level_tags = base.LEVEL_TAGS
         base.LEVEL_TAGS = utils.get_level_tags()
+
     def disable(self):
         super(override_settings_tags, self).disable()
         base.LEVEL_TAGS = self.old_level_tags

tests/m2m_multiple/models.py

@@ -14,21 +14,23 @@ from django.utils.encoding import python_2_unicode_compatible
 @python_2_unicode_compatible
 class Category(models.Model):
     name = models.CharField(max_length=20)
+
     class Meta:
         ordering = ('name',)
 
     def __str__(self):
         return self.name
 
+
 @python_2_unicode_compatible
 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')
+
     class Meta:
         ordering = ('pub_date',)
 
     def __str__(self):
         return self.headline
-

tests/reserved_names/models.py

@@ -21,6 +21,7 @@ class Thing(models.Model):
     having = models.CharField(max_length=1)
     where = models.DateField(max_length=1)
     has_hyphen = models.CharField(max_length=1, db_column='has-hyphen')
+
     class Meta:
         db_table = 'select'