def test_getMultiple(self):
        """
        L{MemCacheProtocol.getMultiple} returns a L{Deferred} which is called
        back with a dictionary of flag, value for each given key.
        """
        return self._test(
            self.proto.getMultiple([b'foo', b'cow']),
            b"get foo cow\r\n",
            b"VALUE foo 0 3\r\nbar\r\nVALUE cow 0 7\r\nchicken\r\nEND\r\n",
            {b'cow': (0, b'chicken'), b'foo': (0, b'bar')})

        L{MemCacheProtocol.getMultiple} returns a L{Deferred} which is called
        back with a dictionary of flag, value for each given key.
        
stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_memcache.py