def _recver(self):
        while True:
            event = self._channel.recv()
            if self._compat_v2 is None:
                self._compat_v2 = event.header.get('v', 0) < 3
            if event.name not in '_zpc_hb':
                self._remote_last_hb = time.time()
                self._start_heartbeat()
                if self._compat_v2:
                    event.name = '_zpc_more'
                    self._input_queue.put(event)
            else:
                self._input_queue.put(event)
dataset/ETHPy150Open 0rpc/zerorpc-python/zerorpc/heartbeat.py/HeartBeatOnChannel._recver/operator `==` -> `not in`