pandora.py 文件源码

def turn_off(self):
        """Turn the media player off."""
        import pexpect
        if self._pianobar is None:
            _LOGGER.info('Pianobar subprocess already stopped')
            return
        self._pianobar.send('q')
        try:
            _LOGGER.info('Stopped Pianobar subprocess')
            self._pianobar.terminate()
        except pexpect.exceptions.TIMEOUT:
            # kill the process group
            os.killpg(os.getpgid(self._pianobar.pid), signal.SIGTERM)
            _LOGGER.info('Killed Pianobar subprocess')
        self._pianobar = None
        self._player_state = STATE_OFF
        self.schedule_update_ha_state()