'If paused, resume playing the current track.'

def resume(self):

    if (self.get_state() != PlaybackState.PAUSED):
        return
    backend = self._get_backend(self.get_current_tl_track())
    if (backend and backend.playback.resume().get()):
        self.set_state(PlaybackState.PLAYING)
        self._trigger_track_playback_resumed()
