'''编写登录程序,账号密码来自于文件user_info0212.txt文件中的账号密码格式为: jackkey:123456'''username = input("请输入您的账户名: ").strip()password = input("请输入您的密码: ").strip()with open('user_info0212', encoding='utf-8', mode='r') as f: content = f.read() user, pwd = content.split(':') user = user.strip() pwd = pwd.strip() if username == user and password == pwd: print(f"登录成功,欢迎{username}登录") else: print("sorry, 您输入的账户或者密码有误!")