_io_windows.py 文件源码

def close(self):
        if not self._closed:
            self._closed = True
            _check(kernel32.CloseHandle(self._iocp))
            if self._iocp_thread is not None:
                self._iocp_thread.join()
            self._main_thread_waker.close()
            if threading.current_thread() == threading.main_thread():
                signal.set_wakeup_fd(self._old_signal_wakeup_fd)