(cls, app)
return cls.migrate(app)
从微信同步菜单数据
        :type app: wechat_django.models.WeChatApp
从微信同步菜单数据
        :type app: wechat_django.models.WeChatApp
从微信同步菜单数据 : type app : wechat_django . models . WeChatApp
def sync(cls, app):
        """
        从微信同步菜单数据
        :type app: wechat_django.models.WeChatApp
        """
        return cls.migrate(app)
def sync ( cls , app ) : return cls . migrate ( app )