fix json.loads for py35

gm_serializer/__init__.py

-__version__ = '0.0.8'
+__version__ = '0.0.9'
 __author__ = 'gushitong@gmei.com'
 
 

gm_serializer/cache.py

@@ -27,7 +27,7 @@ class RedisCache(_PoolMixin):
         """
         key = "%s:%s" % (self.prefix, str(item))
         obj = self._client.get(key)
-        return json.loads(obj) if obj else None
+        return json.loads(obj.decode()) if obj else None
 
     def __setitem__(self, key, value):
         """