Method close

Lib/asyncio/selector_events.py:100–109

(self)

                                          address, waiter, extra)

    def close(self):
        if self.is_running():
            raise RuntimeError("Cannot close a running event loop")
        if self.is_closed():
            return
        self._close_self_pipe()
        super().close()
        if self._selector is not None:
            self._selector.close()
            self._selector = None

    def _close_self_pipe(self):
        self._remove_reader(self._ssock.fileno())