code: def get_url(request):
      
  
      menu_id = request.GET.get('menu_id')
      m_object = Menu.objects.get(pk=menu_id)
      namespace = m_object.namespace
      viewname = m_object.viewname
      url_string = '%s:%s' %(namespace, viewname)
      url = reverse(url_string)
  
      return HttpResponse(url)
docs: 通过menu_id，获取对应的URL
      eg. /easyui/MenuListView/