三级列表

初学python，小小一个初级应用。

 1 data = {
 2     '北京':{
 3         "昌平":{
 4             "沙河":["oldboy","test"],
 5             "天通苑":["链家地产","我爱我家"]
 6         },
 7         "朝阳":{
 8             "望京":["奔驰","陌陌"],
 9             "国贸":{"CICC","HP"},
10             "东直门":{"Advent","飞信"},
11         },
12         "海淀":{},
13     },
14     '山东':{
15         "德州":{},
16         "青岛":{},
17         "济南":{}
18     },
19     '广东':{
20         "东莞":{},
21         "常熟":{},
22         "佛山":{},
23     },
24 }
25 exit_flag=False
26 while not exit_flag:
27     for i in data:
28         print(i)
29     choice=input("选择进入1>>>")
30     if choice in data:
31         while not exit_flag:
32             for j in data[choice]:
33                 print("\t",j)
34             choice_two = input("选择进入2按f返回>>>")
35             if choice_two == 'f':
36                 break
37             elif choice_two == 'q':
38                 exit_flag = True
39             if choice_two in data[choice]:
40                 while not exit_flag:
41                     for f in data[choice][choice_two]:
42                         print("\t\t", f)
43                     choice_three = input("选择进入3按f返回>>>")
44                     if choice_three == 'f':
45                         break
46                     elif choice_three == 'q':
47                         exit_flag = True
48                     if choice_three in data[choice][choice_two]:
49                         while not exit_flag:
50                             for g in data[choice][choice_two][choice_three]:
51                                 print("\t\t\t",g)
52                             choice_4 = input("到底了，按f返回>>>")
53                             if choice_4=='f':
54                                 break
55                             elif choice_4=='q':
56                                 exit_flag=True

 

posted @ 2018-06-12 17:03  长河落日圆  阅读(93)  评论(0)    收藏  举报