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  • Python多级菜单显示和登录小接口

     1 """
     2 作业一:编写登陆接口
     3 要求:1、输入用户名密码,2、认证成功后显示欢迎信息,3、输入三次后锁定
     4 """
     5 _username = "aoa"
     6 _password = "123"
     7 count =0
     8 lock = []
     9 # 读取黑名单用户
    10 f = open(r"D:Python_workWeeksPythonday1lock.txt", "r")
    11 file_list = f.readlines()
    12 for i in file_list:
    13     line=i.strip("
    ")
    14     lock.append(line)
    15 
    16 username = input("请输入用户名: ").strip()
    17 
    18 # 判断用户是否在黑名单
    19 if username in lock:
    20     print ("您的账号已锁定,请联系管理员。")
    21 else:
    22     # 如果用户没有在黑名单,判断用户是否存在
    23     if username == _username:
    24         while count <3:
    25             password = input("请输入密码: ")
    26             if username == _username and password == _username:
    27                 print("健康一体机管理系统欢迎%s!" %username)
    28                 break
    29             else:
    30                 print("密码输入错误,请重新输入 ")
    31                 count += 1
    32         else:
    33             print("密码输入错误次数超过3次,账户被冻结 ")
    34             f = open(r"D:Python_workWeeksPythonday1lock.txt", "w+")
    35             li = ["%s" %username]
    36             f.writelines(li)
    37             f.close()
    38     else:
    39         print("用户名不存在,请输入正确的用户名 ")
     1 """
     2 作业二:多级菜单
     3 要求:1、三级菜单,2、可依次选择进入各子菜单,3、所需新知识点:列表、字典
     4 """
     5 data = {
     6     '广东':{
     7         "广州":{
     8                 "广州塔","农讲所","白云山"},
     9         "深圳":{
    10                 "世界之窗","欢乐谷","锦绣中华"},
    11         "湛江":{
    12                 "湖光岩","海滨公园","观海长廊"}
    13     },
    14     '广西':{
    15         "南宁":{
    16                 "青秀山","凤凰岭","龙虎山"},
    17         "桂林":{
    18                 "阳朔","漓江","西街"},
    19         "北海":{
    20                 "银滩","老街","涠洲岛"}
    21     },
    22     '浙江':{
    23         "杭州":{
    24                 "西湖","灵隐寺","千岛湖"},
    25         "温州":{
    26                 "青龙湖","九龙潭","望海楼"},
    27         "宁波":{
    28                 "东钱湖","天一阁","二灵塔"}
    29     }
    30 }
    31 
    32 exit_flag = False  # 标志位,只要不为True,循环会一直执行
    33 
    34 while not exit_flag:
    35     for p in data:
    36         print(p)
    37     province = input("选择进入省份(按q退出)>>>: ").strip()
    38     if province == "q":
    39         print("您已退出系统,欢迎下次再用!")
    40         break
    41     if province in data:
    42         while not exit_flag:
    43             for c in data[province]:
    44                 print("	", c)
    45 
    46             city = input("选择进入城市(按q退出,b返回上一级)>>>: ").strip()
    47             if city == "b":
    48                 break
    49             elif city == "q":
    50                 exit_flag = True
    51                 print("您已退出系统,欢迎下次再用!")
    52             elif city in data[province]:
    53                 while not exit_flag:
    54                     for s in data[province][city]:
    55                         print("		", s)
    56 
    57                     spot = input("选择景点>>>: ").strip()
    58                     if city == "b":
    59                         break
    60                     elif city == "q":
    61                         exit_flag = True
    62                         print("您已退出系统,欢迎下次再用!")
    63                     elif spot in data[province][city]:
    64                         print("您选择的景区:",'33[34;1m', spot, '33[0m')
    65                         exit_flag = True
    66                     else:
    67                         print("33[31;0m对不起!你输入的景区不存在,请重新输入!33[0m")
    68             else:
    69                 print("33[31;0m对不起!你输入的地市不存在,请重新输入!33[0m")
    70     else:
    71         print("33[31;0m对不起!你输入的省份不存在,请重新输入!33[0m")
    72 
    73 # 30:黑,31:红 ,32:绿,33:黄 ,34:蓝色,35:紫色,36:深绿 ,37:白色;
    74 # 打印错误信息,并且用红色标注。颜色标识方法:33[显示方式;前景色;背景色m
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  • 原文地址:https://www.cnblogs.com/codecca/p/11728122.html
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