功能要求:
- 要求用户输入总资产,例如:2000
- 显示商品列表,让用户根据序号选择商品,加入购物车
- 购买,如果商品总额大于总资产,提示账户余额不足,否则,购买成功。
- 附加:可充值、某商品移除购物
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goods = [ {"name": "电脑", "price": 1999}, {"name": "鼠标", "price": 10}, {"name": "游艇", "price": 20}, {"name": "美女", "price": 998}, ]
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goods = [ {"name": "电脑", "price": 1999}, {"name": "鼠标", "price": 10}, {"name": "游艇", "price": 20}, {"name": "美女", "price": 998}, ] shopping_cart = [] your_asset = int(input('请输入你的总资产: ')) for my_goods in enumerate(goods): index = my_goods[0]#选择商品的序号 shopping_list = my_goods[1]#表示选择商品的清单 shopping_name = shopping_list['name']#表示选择的商品的名字 shopping_price = shopping_list['price'] print(shopping_list,(index,shopping_name,shopping_price)) while True: your_choose = input('请输入你想要购买商品的序号: ').strip() if your_choose.isdigit(): your_choose = int(your_choose) else: print('输入错误,请重新输入') continue if your_choose < len(goods) and your_choose >= 0: my_index = goods[your_choose] my_shopping_name = my_index['name'] my_shopping_price = my_index['price'] else: print('输入错误,请重新输入') continue if int(my_shopping_price) < int(your_asset): shopping_cart.append(my_shopping_name) print(shopping_cart) your_asset = your_asset - my_shopping_price print('你的剩余的金额为%s'%(your_asset)) go_buy = input('是否想继续购买??>>请回答yes或者no: ') if go_buy == 'yes': print('请继续买你心仪的商品吧!') else: for i in shopping_cart: print('你购买的商品是:%s'%(i)) break else: print('你的余额不足!!') shopping_cart.append(my_shopping_name) ans = input('是否要继续充值>>请回答yes或者no: ') if ans == 'yes'.strip(): recharge = input('请输入你所要充值的金额').strip() recharge = int(recharge) your_asset = your_asset + recharge print('您充值后的金额为%s'%(your_asset)) elif ans == 'no'.strip(): print('余额不足') remove_shopping_cart = input('是否要将商品移除购物车>>请回答yes或者no: ') if remove_shopping_cart == 'yes': remove_shopping = input('请输入要移除的商品序号: ').strip() shopping_cart.remove(goods[int(remove_shopping)]['name']) print('您的购物列表如下: ') for j in shopping_cart: print(j) break elif ans == 'no': print('购买失败') break