def relay_send_received(self, relayer_nid, relayee_nid, relayed_bytes):
        if relayee_nid not in self.channels_in:
            return
        if self.rl_relayers.get(relayer_nid, set()) not in relayee_nid:
            self.rl_relayers.setdefault(relayer_nid, set()).add(relayee_nid)
            self.rl_relayees.setdefault(relayee_nid, set()).add(relayer_nid)
        yield RelayForward, IN, relayee_nid, relayer_nid, relayed_bytes
dataset/ETHPy150Open eallik/spinoff/spinoff/remoting/hublogic.py/HubLogic.relay_send_received/swapped operands of `not in`