第一章

 1 #!/usr/bin/python env
 2 # -*-  encoding:utf8 -*-
 3 
 4 sc_list = [
 5     (‘iphone7‘,7999),
 6     (‘tesla‘,1000000),
 7     (‘bike‘,800),
 8     (‘coffee‘,50),
 9     (‘MAC‘,9000),
10 ]
11 
12 salary = input("\033[35m请输入你的金额：\033[0m")
13 user_sp = []
14 if salary.isdigit():
15     salary = int(salary)
16     while True:
17         for index,time in enumerate(sc_list):
18             print(index,time)
19         user_gw = input("\033[35m请选择你要购买的商品：\033[0m")
20         if user_gw.isdigit():
21             user_gw = int(user_gw)
22             if user_gw <= len(sc_list) and user_gw >= 0:
23                 t_time = sc_list[user_gw]
24                 if salary >= t_time[1]:
25                     salary -= t_time[1]
26                     user_sp.append(t_time)
27                 else:
28                     print("\033[35m你的%s不足！\033[0m"%salary)
29             else:
30                 print("\033[35m你输入的商品不存在！\033[0m")
31         elif user_gw == ‘q‘:
32             print("\033[36m你的剩余余额为:%s\033[0m" % salary)
33             for i in user_sp:
34                 print(i)
35             exit(‘quit‘)
36         else:
37             print(‘\033[34m输入错误！\033[0m

1 info["stu1104"] = "苍井空"

1 info["stu1101"] ="武藤兰"

1 info.pop("stu1101")
2 del info["stu1102"]
3 info.popitem()

1 print(info[‘stu1101‘])

1 print(info.get(‘stu1101‘)

 1 av_catalog = {
 2     "欧美":{
 3         "www.youprn.com":["很多免费的,世界最大的","质量一般"],
 4         "www.pornhub.com":["很多免费的,也很大","质量比yourporn高点"],
 5         "letmedothistoyou.com":["多是自拍,高质量图片很多","资源不多,更新慢"],
 6         "x-art.com":["质量很高,真的很高","全部收费,屌比请绕过"]
 7     },
 8     "日韩":{
 9         "tokyo-hot":["质量怎样不清楚,个人已经不喜欢日韩范了","听说是收费的"],
10           },
11     "大陆":{
12         "1024":["全部免费,真好,好人一生平安","服务器在国外,慢"]
13     }
14 }

1 av_catalog["大陆"]["1024"][1] += "可以用爬虫爬下来"

1 print(info.values())
2 print(info.keys())

1 info.setdefault("stu1106",‘alex‘)
2 info.setdefault("stu1102","泷泽萝拉")

1 b = {1:2,3:4,‘stu1102‘:"泷泽萝拉"}
2 info.update(b)

1 print(info.items())

1 for key in info:
2      print(key,info[key])
3 
4 
5 for k,v in info.items():
6      print(k,v)

 1 #!/usr/bin/python env
 2 # -*- encoding:utf-8 -*-
 3 name = {
 4     "香港":{
 5         "音乐":{
 6             "男歌手":["陈奕迅","张学友","王杰","郭富城"],
 7             "女歌手":["王菲","梁咏琪","甄妮","陈慧琳"]
 8         },
 9         "影视":{
10             "男演员":["刘德华","谢霆锋","成龙","周瑞发"],
11             "女演员":["张曼玉","叶玉卿","邱淑贞","温碧霞"]
12         }
13     },
14     "大陆":{
15         "音乐":{
16             "男歌手":["阿木","安琥","陈少华","戴军"],
17             "女歌手":["田震","韩晶","郭美美","王蓉"]
18         },
19         "影视":{
20             "男演员":["马天宇","蒋劲夫","陈学冬","李易峰"],
21             "女演员":["杨颖","唐嫣","杨幂","张馨予"]
22         }
23     }
24 }
25 
26 
27 
28 flag = True
29 
30 while flag:
31     for i,k in enumerate(name):
32         print(i,k)
33     user_1 = input(‘请输入第一级菜单，q,退出:‘)
34     if user_1 == ‘q‘:
35         flag = True
36         break
37     if user_1.isdigit():
38         user_1 = int(user_1)
39         if user_1 <= len(name):
40             key_1 = list(name.keys())[user_1]
41             while flag:
42                 for i,k in enumerate(name[key_1]):
43                     print(i,k)
44                 user_2 = input("请选择第二级菜单，q.退出,b.返回:")
45                 if user_2 == ‘q‘:
46                     flag = False
47                     break
48                 if user_2 == ‘b‘:
49                     break
50                 if user_2.isdigit():
51                     user_2 = int(user_2)
52                     if user_2 <= len(name[key_1]):
53                         key_2 = list(name[key_1].keys())[user_2]
54                         while flag:
55                             for i,k in enumerate(name[key_1][key_2]):
56                                 print(i,k)
57                             user_3 = input("请选择三级菜单,q.退出,b返回:")
58                             if user_3 == ‘q‘:
59                                 flag = False
60                                 break
61                             if user_3  == ‘b‘:
62                                 break
63                             if user_3.isdigit():
64                                 user_3 = int(user_3)
65                                 if user_3 <= len(name[key_1][key_2]):
66                                     key_3 = list(name[key_1][key_2].keys())[user_3]
67                                     while flag:
68                                         for i,k in enumerate(name[key_1][key_2][key_3]):
69                                             print(i,k)
70                                         user_4 = input("最后一页,q.退出,b.返回:")
71                                         if user_4 == ‘q‘:
72                                             flag =False
73                                             break
74                                         if user_4 == ‘b‘:
75                                             break