python控制流程

Posted 2020-09-17

if..else..结构:

eg1.

# 输入用户名密码，进行校验，并显示校验结果
import getpass
_name = "boreas"
_pw = "super123"
name = input("name:")
pw = getpass.getpass("password:")
if _name == name and _pw == pw:
    print("you login on success!")
else:
    print("you login on bad!")
输入正确：
name:boreas
password:
you login on success!
输入错误：
name:zhangsan
password:
you login on bad!