async def shoppingCartUpdate(ns={}):
    """
    update cart *为必填项
      `cartid` 购物车id和用户id相同 *
      `productid`   '产品id' *
      `spec_id`     '规格id' *
      `quantity`    '数量'   *  int
      `list_price`  '原价'   *  double
      `discount`    '折扣'   *  double
    :param ns:
    :return:
    """
    db = DBPools()
    async with db.sqlorContext('kboss') as sor:
        try:
            # get search origin data to update amount and quantity
            cart_org_data = await sor.R('cart_goods', {'id': ns.get('id')})
            cart_data = cart_org_data[0] if cart_org_data else {}
            if not cart_data:
                return {
                    "status": False,
                    "msg": "cart_goods update failed, can not get id",
                }
            ns['cartid'] = cart_data.get('cartid')
            ns['amount'] = cart_data.get('price') * int(ns.get('quantity'))
            await sor.U('cart_goods', ns)

            # update customer_cart after update cart_goods
            ns_sort = {
                'cartid': ns.get('cartid'),
                'del_flg': '0'
            }
            cart_goods = await sor.R('cart_goods', ns_sort)
            price_amount = 0
            for goods in cart_goods:
                price_amount += goods.get('amount')
            customer_cart = {
                # 购物车id, 用户id相同
                'id': ns.get('cartid'),
                'last_date': time.strftime('%Y-%m-%d'),
                'customerid': ns.get('cartid'),
                'goods_cnt': len(cart_goods),
                'amount': price_amount
            }
            await sor.U('customer_cart', customer_cart)
            return {
                "status": True,
                "msg": "cart_goods update success"
            }
        except Exception as e:
            return {
                "status": False,
                "msg": "cart_goods update failed",
            }
			

ret = await shoppingCartUpdate(params_kw)
return ret