goods_list = [    {
    'name': '苹果', 'price': '10'},    {
    'name': '香蕉', 'price': '15'},    {
    'name': '菠萝', 'price': '20'},    {
    'name': '西瓜', 'price': '25'},    {
    'name': '葡萄', 'price': '30'},]shopping_car = {}print("欢迎光临小粉嫩水果店！")money = input("请拿出您的银子：")if money.isdigit() and int(money) > 0:    flag = True    while flag:        for i, k in enumerate(goods_list):            print('序号{}, 商品{}, 价格{}'.format(i, k['name'], k['price']))        choose = input("请输入您选择的序号：")        if choose.isdigit() and int(choose) < len(goods_list):            num = input("请输入您要购买商品的个数:")            if num.isdigit():                if int(money) > int(goods_list[int(choose)]['price']) * int(num):                    money = int(money) - int(goods_list[int(choose)]['price']) * int(num)                    if goods_list[int(choose)]['name'] in shopping_car:                        shopping_car[goods_list[int(choose)]['name']] = shopping_car[goods_list[int(choose)]['name']] + int(num)                    else:                        shopping_car[goods_list[int(choose)]['name']] = int(num)                    print("购物车中的商品有{}, 您的余额为{}".format(shopping_car, money))                    print("如果您想离开请按Q或q，欢迎下次光临！")                else:                    print("穷鬼，滚去敲代码赚钱！")                    break            else:                print("请输入数字，谢谢！")        elif choose.upper() == "Q":            flag = False            print("您当前的购物车为{}，余额为{}".format(shopping_car, money))        else:            print("傻逼，输入数字！！！")