A value of type :type:`memcached_return_t` is returned.
On success that value will be `MEMCACHED_SUCCESS`.
Use :func:`memcached_strerror` to translate this value to a printable string.
A value of type :type:`memcached_return_t` is returned.
On success that value will be `MEMCACHED_SUCCESS`.
Use :func:`memcached_strerror` to translate this value to a printable string.