@handler("close", override=True)
    def close(self):
        self.fire(closed())

        if self._buffers[self._sock] and self._closeq not in self._sock:
            self._closeq.append(self._sock)
        else:
            self._close(self._sock)
dataset/ETHPy150Open circuits/circuits/circuits/net/sockets.py/UDPServer.close/swapped operands of `not in`