def login():
username="huhuili"
password="kindp123"
input_username = input("请输入用户名字:")
input_password = input("请输入用户密码:")
if username != input_username:
result = "请输入正确的用户名"
return result
else:
if username == input_username and password == input_password:
result = "登录成功"
return result
while True:
for i in range(3):
if password!=input_password:
print("登录失败")
reinput=input("请输入正确密码:")
if password==input_password:
result = "登录成功"
return result
else:
i += 1
if i == 2:
print("登录失败")
info = "你已经输错3次密码请稍后再试"
return info
print(login())
2019-04-25:设定一个用户名和密码,用户输入正确的用户名和密码, 则显示登录成功,否则提示登录失败, 用户最多失败3次,否则退出程序
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转载自blog.csdn.net/sinat_18722099/article/details/89527489
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