def port_disconnect_handler(self, payload):
        reply = self.node.pm.disconnection_request(payload)
        # Send reply
        msg = {'cmd': 'REPLY', 'msg_uuid': payload['msg_uuid'], 'value': reply.encode()}
        self.network.links[payload['from_rt_uuid']].send(msg)
Reguest for port disconnect
dataset/ETHPy150Open EricssonResearch/calvin-base/calvin/runtime/north/calvin_proto.py/CalvinProto.port_disconnect_handler