shopping car 2.0

#!/usr/bin/env python
# -*- coding: utf-8 -*-
# @Time    : 2018/5/13 0013 10:20
# @Author  : Anthony.Waa
# @Site    : 
# @File    : 购物车2.py
# @Software: PyCharm

# 原始购物清单
goods = [
    {"name": "电脑", "price": 1999},
    {"name": "鼠标", "price": 10},
    {"name": "游艇", "price": 20},
    {"name": "美女", "price": 998},
]

# 购物车
shopping_car = {}

# 商品个数
good_count = 1

while True:
    # 用户输入总资产
    all_money = input("\033[1;32m 请输入总资产: \033[0m").strip()
    if all_money.isdigit():
        all_money = int(all_money)

        # 显示购物商品列表
        print('\033[1;32m ========== 商 品 清 单 ========== \033[0m'.center(20))
        for good_index, good in enumerate(goods, 1):
            print('\033[1;32m    {0}         {1}         {2}   \033[0m'.format(good_index, good['name'],good['price']).center(20))
        print('\033[1;32m 选择"q"退出 \033[0m'.center(20))

        while True:
            # 选择商品序号,或选择退出购物
            choice_count = input("\033[1;32m 请输入商品序号: \033[0m").strip()
            if choice_count.isdigit():
                choice_count = int(choice_count)

                # 商品序号小于商品列表长度
                if choice_count > 0 and choice_count <= len(goods):
                    good_price = goods[choice_count - 1]['price']

                    # 用户资产大于商品价格,否则提示充值
                    if all_money > good_price:
                        good_name = goods[choice_count - 1]['name']
                        all_money -= good_price

                        # 商品是否存在购物车中
                        if good_name not in shopping_car:
                            shopping_car[good_name] = good_count
                        else:
                            for shopping_index, shopping_name in enumerate(shopping_car):
                                if shopping_name == good_name:
                                    shopping_car[shopping_name] += 1

                        print('\033[1;32m 已购商品有: \033[0m', shopping_car)
                        print('\033[1;32m 余额为: \033[0m', all_money)

                    else:
                        print('\033[1;31m 余额不足,请充值： \033[0m'.center(17))
                        add_money = input("请输入总资产：").strip()
                        if add_money.isdigit():
                            add_money = int(add_money)
                            all_money += add_money
                            print('\033[1;32m 充值成功,剩余金额为： \033[0m'.center(17), all_money)
                            continue
                        else:
                            print("\033[1;31m 输入不合法,请重新输入 \033[0m")
                            continue

            elif choice_count.lower() == 'q':
                    print("\033[1;32m 购物结束,欢迎下次光临 \033[0m")
                    print('\033[1;32m 已购商品有: \033[0m', shopping_car)
                    exit()
            else:
                print("\033[1;31m 输入不合法,请重新输入 \033[0m")
                continue
    else:
        print("\033[1;31m 输入不合法,请重新输入 \033[0m")
        continue
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shopping car 2.0

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