code: def _unload(self, ):
          
          super(JB_MayaPlugin, self)._unload()
          try:
              if not jukeboxmaya.STANDALONE_INITIALIZED:
                  self.uninit_ui()
          except Exception:
              log.exception("Unload Ui failed!")
docs: Unloads the plugin
  
          :raises: errors.PluginUninitError