#输出商品列表，用户输入序号，显示用户选中的商品

 1 #!/usr/bin/env python
 2 #输出商品列表，用户输入序号，显示用户选中的商品
 3 #    商品 li = ["手机", "电脑", ‘鼠标垫‘, ‘游艇‘]
 4 #"""功能要求：
 5 #要求用户输入总资产，例如：2000
 6 #显示商品列表，让用户根据序号选择商品，加入购物车
 7 #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。
 8 #附加：可充值、某商品移除购物车""
 9 #"""
10 goods_list = [
11     {"name":"电脑","price":1999},
12     {"name":"鼠标","price":10},
13     {"name":"游艇","price":20},
14     {"name":"美女","price":998}
15 ]
16 shopping_list = []
17 for i,j in enumerate(goods_list,1) :
18     print(i,j["name"],j["price"])
19 total_assets = input("请输入你的总资产")
20 total_money = int(total_assets)
21 while True :
22     inp = input("请输入购买商品的序号,结束购买请按0，查看购物车请按9")
23 
24     if int(inp) == 1 :
25         shopping_list.append(goods_list[int(inp) - 1])
26 
27     elif int(inp) == 2 :
28         shopping_list.append(goods_list[int(inp) - 1])
29 
30     elif int(inp) == 3 :
31         shopping_list.append(goods_list[int(inp) - 1])
32 
33     elif int(inp) == 4 :
34         shopping_list.append(goods_list[int(inp) - 1])
35     elif int(inp) == 9 :
36         while True :
37             inp = input("请输入要移除商品的序号,结束请按0")
38             if int(inp) == 1:
39                 shopping_list.remove(goods_list[int(inp) - 1])
40                 print(shopping_list)
41             elif int(inp) == 2:
42                 shopping_list.remove(goods_list[int(inp) - 1])
43                 print(shopping_list)
44             elif int(inp) == 3:
45                 shopping_list.remove(goods_list[int(inp) - 1])
46                 print(shopping_list)
47             elif int(inp) == 4:
48                 shopping_list.remove(goods_list[int(inp) - 1])
49                 print(shopping_list)
50             elif int(inp) == 0:
51                 break
52             else :
53                 print("请输入正确的商品序号")
54     elif int(inp) == 0 :
55         break
56     else :
57         print("请输入正确的商品序号")
58 print(shopping_list)
59 sum1 = 0
60 for i in shopping_list :
61     val = (i[‘price‘])
62     sum = int(val)
63     sum1 = sum1 + sum
64 print("购物总金额：", sum1)
65 while True :
66     if total_money >= sum1 :
67         inp = input("请按 1 确认购买")
68         if int(inp) == 1:
69             total_money = total_money - sum1
70             print("购买成功")
71             print("剩余资产", total_money)
72             sum1 = 0
73             break
74     else :
75          inp = input("金额不足输入 1 进行充值，输入其他取消购买")
76          if int(inp) == 1:
77              inp =input("请输入充值金额")
78              total_money = total_money + int(inp)
79              print("总资产", total_money)
80              continue
81          else :
82              print("取消购买")
83              break