def METHOD_NAME(self):
    logger.debug("Showing most important player")
    # show the currently playing player
    # or else show the first paused player
    # or else show nothing
    current_player = self.get_first_playing_player()
    if current_player is not None:
        self.on_metadata_changed(current_player, current_player.props.metadata)
    else:    
        self.clear_output()