code: def admin_tools_render_menu_item(context, item, index=None):
      
      item.init_with_context(context)
  
      context.update({
          'template': item.template,
          'item': item,
          'index': index,
          'selected': item.is_selected(context['request']),
          'admin_url': reverse('%s:index' % get_admin_site_name(context)),
      })
      return context
docs: Template tag that renders a given menu item, it takes a ``MenuItem``
      instance as unique parameter.