      settings.configure(
          DEBUG_PROPAGATE_EXCEPTIONS=True,
          DATABASES={'default': {'ENGINE': 'django.db.backends.sqlite3',
                                 'NAME': ':memory:'}},
          SECRET_KEY='not very secret in tests',
          USE_I18N=True,
          USE_L10N=True,
          STATIC_URL='/static/',
          ROOT_URLCONF='tests.urls',
 
</s> remove     )
 </s> add     ),
    url(r'^auth/', include('rest_framework.urls', namespace='rest_framework')) </s> remove         url(r'^auth', include('rest_framework.urls', namespace='rest_framework'))
 </s> add         url(r'^auth/', include('rest_framework.urls', namespace='rest_framework'))
        SITE_ID=1,
      settings.configure(
          DEBUG_PROPAGATE_EXCEPTIONS=True,
          DATABASES={'default': {'ENGINE': 'django.db.backends.sqlite3',
                                 'NAME': ':memory:'}},
        SITE_ID=1,
          SECRET_KEY='not very secret in tests',
          USE_I18N=True,
          USE_L10N=True,
          STATIC_URL='/static/',
          ROOT_URLCONF='tests.urls',
keep keep keep add keep keep keep keep keep
 Regression for #1810: Test login view renders 
tests/conftest.py