pipeline.py 文件源码

def shutdown_on_signals(self, signals=None):
        if signals is None:
            signals = [signal.SIGHUP,
                       signal.SIGINT,
                       signal.SIGQUIT,
                       signal.SIGTERM,
                       signal.SIGTSTP]
        for sig in signals:
            signal.signal(sig, self._handle_signal_shutdown)