def ordersku_update(self, oid, sku_id=None, sku_props=None):
        '''taobao.trade.ordersku.update 更新交易订单的销售属性
        
        需要商家或以上权限才可调用此接口，可重复调用本接口更新交易备注，本接口同时具有添加备注的功能'''
        request = TOPRequest('taobao.trade.ordersku.update')
        request['oid'] = oid
        if sku_id!=None: request['sku_id'] = sku_id
        if sku_props!=None: request['sku_props'] = sku_props
        self.create(self.execute(request)['order'])
        return self