code: def get(self, robj, r=None, pr=None, timeout=None, basic_quorum=None,
              notfound_ok=None, head_only=False):
          
          msg_code = riak.pb.messages.MSG_CODE_GET_REQ
          codec = self._get_codec(msg_code)
          msg = codec.encode_get(robj, r, pr,
                                 timeout, basic_quorum,
                                 notfound_ok, head_only)
          resp_code, resp = self._request(msg, codec)
          return codec.decode_get(robj, resp)
docs: Serialize get request and deserialize response