python2.7---查询信息代码

#!/usr/bin/env python                              //程序开始
#File: information_service.py
#Date: 2016-1-9
INFO = {                                           //定义INFO字典
        ‘user1‘:{
                ‘Phone‘:    ‘010‘,
                ‘Address‘:  ‘BJ‘,
                ‘Work‘:     ‘IT‘
        },
        ‘user2‘:{
                ‘Phone‘:    ‘021‘,
                ‘Address‘:  ‘SH‘,
                ‘Work‘:     ‘OP‘
        },
        ‘user3‘:{
                ‘Phone‘:    ‘020‘,
                ‘Address‘:  ‘GZ‘,
                ‘Work‘:     ‘SL‘
        },
}
QUERY = {                                             //定义QUERY字典
        ‘Phone‘:    ‘call‘,
        ‘Address‘:  ‘place‘,
        ‘Work‘:     ‘do‘
}

while True:     
        name = raw_input("Please input user you want for infomatin:") .strip()     //.strip()表示可以有空格    
        while name in INFO:
                print "Congratulation, %s in INFO list!" % name     //%s表示一个字符串，% name引用变量
                request = raw_input("Please input other infomation:Phone(‘P‘)/Address(A)/Work(W)") .strip() 
                if request == ‘P‘ : key = ‘Phone‘     //如果输入内容为‘P‘，将其赋值给key
                if request == ‘A‘ : key = ‘Address‘
                if request == ‘W‘ : key = ‘Work‘
                print "%s‘s %s is %s" % (name,QUERY[key],INFO[name][key])     //取字典的value值
                break      //查询成功，跳出整个循环
        else:
                choose = raw_input("Your input user ont in INFO, you can try again,input Y/N, try: ") .strip()
                if choose == ‘Y‘:
                        continue     //如果要继续查询，重新循环
                else:
                        break                             //程序结束