Redis doesn't need to be Strict

https://github.com/andymccurdy/redis-py#client-classes-redis-and-strictredis

bin/clean_cache.py

@@ -1,6 +1,6 @@
 import sys
 import redis
-REDIS = redis.StrictRedis(host='localhost', port=6379, db=0)
+REDIS = redis.Redis(host='localhost', port=6379, db=0)
 
 for key in sys.argv[1:]:
     REDIS.delete(key)

lib/cache.py

@@ -19,7 +19,7 @@ from config import CONFIG
 _REDIS = None
 if CONFIG['cache.type'] == 'redis':
     import redis
-    _REDIS = redis.StrictRedis(
+    _REDIS = redis.Redis(
         host=CONFIG['cache.redis.host'],
         port=CONFIG['cache.redis.port'],
         db=CONFIG['cache.redis.db'])