oldboy-作业01.登录多次进行账号锁定

"""
可以支持多个用户登录 (提示，通过列表存多个账户信息)
用户3次认证失败后，退出程序，再次启动程序尝试登录时，还是锁定状态（提示:需把用户锁定的状态存到文件里）

""

---

users = {

    'egon1': {'pwd': '', 'erro_times': 0},
    'egon2': {'pwd': '', 'erro_times': 0},
    'egon3': {'pwd': '', 'erro_times': 0},

}

while True:

    name = input('请输入用户名：')
    pwd = input('请输入密码：')

    if name in users:

        with open('usr_lock', 'r') as  f:
            lock = f.read().rstrip(",").split(",")

            if name in lock:
                print("该用户已被锁定")
                break

            elif pwd == users[name]["pwd"]:
                print("登录成功")

            else:

                print("密码输入错误")
                users[name]['erro_times'] += 1

                if users[name]['erro_times'] == 3:
                    print("用户被锁定")
                    with open('usr_lock', 'a') as f:
                        f.write("%s," % name)
                    break

    else:
        print("用户名不存在")

---