Allowed running the test suite without memcached (!)

# To check the memcached backend, the test settings file will

# need to contain at least one cache backend setting that points at

# your memcache server.

memcached_params = None

memcached_params = {}

for _cache_params in settings.CACHES.values():

    if _cache_params['BACKEND'].startswith('django.core.cache.backends.memcached.'):

        memcached_params = _cache_params

@unittest.skipIf(memcached_params is None, "memcached not available")

@unittest.skipUnless(memcached_params, "memcached not available")

@override_settings(CACHES=caches_setting_for_tests(**memcached_params))

class MemcachedCacheTests(BaseCacheTests, TestCase):