创建你自己的命令行 地址簿 程序。
在这个程序中，你可以添加、修改、删除和搜索你的联系人（朋友、家人和同事等等）以及它们的信息（诸如电子邮件地址和/或电话号码）。
这些详细信息应该被保存下来以便以后提取。
python version 3.4.3
1 #创建你自己的命令行 地址簿 程序。在这个程序中，
2 #你可以添加、修改、删除和搜索你的联系人（朋友、家人和同事等等）
3 #以及它们的信息（诸如电子邮件地址和/或电话号码）。
4 #这些详细信息应该被保存下来以便以后提取。
5 # python version 3.4.3
6 import pickle as p
7 import sys
8 import os
9
10 filename = ‘phonebook.data‘
11
12 #创建一个类表示人的信息
13 class member:
14 def __init__(self,name,mail,phone):
15 self.name = name
16 self.mail = mail
17 self.phone = phone
18
19 #从文件中取出对象并返回
20 def readbypickle(filename):
21 f = open(filename,‘rb‘)
22 infos = p.load(f)
23 f.close()
24 return infos
25
26 #将对象写入文件中
27 def writebypickle(infos,filename):
28 f = open(filename,‘wb‘)
29 p.dump(infos,f)
30 f.close()
31
32 def scanall():
33 infos = readbypickle(filename)
34 for name,info in infos.items():
35 print(name,‘\t‘,info)
36 del infos
37 #infos在这里是对象，用完记得清掉
38
39 #key in someone,receive the info
40 def search():
41 infos = readbypickle(filename)
42 person = input(‘Please enter the name you are search:‘)
43 if person in infos:
44 print(‘Result:‘,infos[person])
45 else:
46 print(‘No data!‘)
47 del infos
48
49 def update():
50 info = input(‘Please enter your updating info like:someone,[email protected],123: \n‘)
51 info_1 = info.split(‘,‘)
52 temp = member(info_1[0],info_1[1],info_1[2])
53 infos = readbypickle(filename)
54 infos[temp.name] = temp.mail + ‘,‘ + temp.phone
55 writebypickle(infos,filename)
56 del infos
57
58 def delete():
59 infos = readbypickle(filename)
60 info = input(‘Please enter the name that you want to delete: ‘)
61 try:
62 del infos[info]
63 except:
64 print(‘delete failed,please check your input.‘)
65 finally:
66 print(infos)
67 writebypickle(infos,filename)
68 del infos
69
70 def main():
71 while True:
72 command = input(‘\n==========Menu==========\n1 scan\n2 search\n3 update\n4 delete\n5 exit\n‘)
73 if command == ‘1‘:
74 scanall()
75 elif command == ‘2‘:
76 search()
77 elif command == ‘3‘:
78 update()
79 elif command == ‘4‘:
80 delete()
81 else:
82 sys.exit()
83 print(‘VersionInfo:‘,sys.version)
84 if(os.path.exists(filename)):
85 main()
86 else:
87 infos = {‘Rebecah‘:‘[email protected],12345‘}
88 writebypickle(infos,filename)
89 main()
时间： 2024-08-24 18:58:32