Merge branch 'master' of git://github.com/dinie/django-redis-cache into scan-instead-of-keys

redis_cache/backends/base.py

@@ -393,8 +393,8 @@ class BaseRedisCache(BaseCache):
         return 0
 
     def _delete_pattern(self, client, pattern):
-        keys = client.keys(pattern)
-        if len(keys):
+        cursor, keys = client.scan(match=pattern)
+        while cursor:
             client.delete(*keys)
 
     def delete_pattern(self, pattern, version=None):