def replace_multi_async(self, mapping, time=0,  key_prefix='',
                          min_compress_len=0, namespace=None, rpc=None):
    return self._set_multi_async_with_policy(MemcacheSetRequest.REPLACE,
                                             mapping,
                                             time=time, key_prefix=key_prefix,
                                             namespace=namespace, rpc=rpc)
Async version of replace_multi() -- note different return value.
dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/api/memcache/__init__.py/Client.replace_multi_async