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python条件控制

2018-01-17 14:54 309 查看
条件控制语句

语法:

if condition:

do something

else:

do something

语法2:

if condition:

do something

elif condition:

do something

else:

do something

例子:登录

password_list = ['*#*#', '123456']
def account_login():
password = input('Password:')
password_correct = password == password_list[-1]
password_reset = password == password_list[0]
if password_correct:
print('登录成功!')
elif password_reset:
new_password = input('Enter a new password')
password_list.append(new_password)
print('Your password has changed successfully!')
account_login()
else:
print('密码错误或重新输入:')
account_login()
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