_utils.py 文件源码

def _signal_catcher(self, sig, frame):
        # NOTE(sileht): This is useful only for python < 3.5
        # in python >= 3.5 we could read the signal number
        # from the wakeup_fd pipe
        if sig in (SIGALRM, signal.SIGTERM):
            self._signals_received.appendleft(sig)
        else:
            self._signals_received.append(sig)