code: def init_ui(self, ):
          
          self.mm = MenuManager.get()
          p = self.mm.menus['Jukebox']
          self.menu = self.mm.create_menu("Preferences", p, command=self.run)
docs: Create the menu \"Preferences\" under \"Jukebox\" to start the plugin
  
          :returns: None
          :rtype: None
          :raises: None