y227411,颠覆死神,北京钓鱼论坛
看着视频学了老男孩python并作笔记
首先来一个程序员的仪式
print("hello world")
#!/usr/bin/env python
# -*- coding:utf-8 -*-
-------------------------------------------
name = input("name:")
age = int(input("age:") ) #integer
job = input("job:")
salary = input("salary:")
info = '''
-------- info of %s -----
name:%s
age:%d #使用%d就只能输入数字 否则报错
job:%s
salary:%s
''' % (name,name,age,job,salary)
#print(type(age) , type( str(age) ))------改变变量
info2 = '''
-------- info of {_name} -----
name:{_name}
age:{_age}
job:{_job}
salary:{_salary}
'''.format(_name=name,
_age=age,
_job=job,
_salary=salary)
info3 = '''
-------- info of {0} -----
name:{0}
age:{1}
job:{2}
salary:{3}
'''.format(name,age,job,salary)
print(info, info2, info3)
------------------------------------------
此时都是明文输入 如果需要密文输入时 可用如下代码
------------------------------------------
import getpass
_username = 'shing'
_password = 'abc123'
username = input("username:")
#password = getpass.getpass("password:")
password = input("password:")
if _username == username and _password == password:
print("welcome user {name} login...".format(name=username))
else:
print("invalid username or password!")
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