class MyModelAdmin(models.ModelAdmin):
 ...
 List_display_links = None #禁用编辑链接
 
 def has_add_permission(self, request):
 # 禁用添加按钮
    return False

  def has_delete_permission(self, request, obj=None):
   # 禁用删除按钮
    return False

  def get_actions(self, request):
   # 在actions中去掉‘删除'操作
    actions = super(GradesManagementAdmin, self).get_actions(request)
    if request.user.username[0].upper() != 'J':
      if 'delete_selected' in actions:
        del actions['delete_selected']
    return actions