base.py 文件源码

def fireSystemEvent(self, eventType):
        """See twisted.internet.interfaces.IReactorCore.fireSystemEvent.
        """
        sysEvtTriggers = self._eventTriggers.get(eventType)
        if not sysEvtTriggers:
            return
        defrList = []
        for callable, args, kw in sysEvtTriggers[0]:
            try:
                d = callable(*args, **kw)
            except:
                log.deferr()
            else:
                if isinstance(d, Deferred):
                    defrList.append(d)
        if defrList:
            DeferredList(defrList).addBoth(self._cbContinueSystemEvent, eventType)
        else:
            self.callLater(0, self._continueSystemEvent, eventType)