__init__.py 文件源码

def _async_sendto(self, *args):
        """Internal use only; use 'sendto' with 'yield' instead.

        Asynchronous version of socket sendto method.
        """
        def _sendto():
            try:
                sent = self._rsock.sendto(*args)
            except:
                self._write_fn = None
                self._notifier.clear(self, _AsyncPoller._Write)
                self._write_task.throw(*sys.exc_info())
            else:
                self._write_fn = None
                self._notifier.clear(self, _AsyncPoller._Write)
                self._write_task._proceed_(sent)

        if not self._scheduler:
            self._scheduler = Pycos.scheduler()
            self._notifier = self._scheduler._notifier
            self._register()
        self._write_task = Pycos.cur_task(self._scheduler)
        self._write_task._await_()
        self._write_fn = _sendto
        self._notifier.add(self, _AsyncPoller._Write)