Ticket #15753: fix_15753.diff

basic.py

@@ -9 +9 @@
 from django.utils.unittest import skipUnless
 from django.utils.formats import localize
 from django.utils.translation import activate, deactivate
-
+from django.core.cache import cache
 
 class SitemapTests(TestCase):
     urls = 'django.contrib.sitemaps.tests.urls'
@@ -28 +28 @@
         )
         # Create a user that will double as sitemap content
         User.objects.create_user('testuser', 'test@example.com', 's3krit')
+        cache.clear()
 
     def tearDown(self):
         settings.USE_L10N = self.old_USE_L10N