python简单实现用户表单登录

Posted 2020-08-18

实现简单的用户表单验证登录

user="desperado"
pwd="123456"


s=0
for i in range(10):
    if  s < 3:
        username = input("用户名：")
        password = input("密码：")
        if username == user and password == pwd:
            print("welcome,login successful")
            break
        else:
            print("username or password input error")
    else:
        con=input("rester input:")
        if con == ‘y‘:
            s=0
            continue
        else:
            print("input error,exit...")
            break
    s += 1

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 说明：循环10次，输入错误3次进行提示是否继续