python学习之 输入 输出

import getpass
username = input("用户名:") #提示输入用户名
passwd = getpass.getpass("密码:") #提示输入密码
if username == 'jianghong' and passwd == 'password':#实际运用中，需要与数据库中的账户信息比较
print('登录成功')
else:
print('登录失败')

while True:
try:
a, b = map(int, input().split())
print(a + b)
except EOFError:
break
n = int(input())
a = [ int(i) for i in input().split() ]

today = datetime.date.today().year
sName = input('请输入您的姓名：')
age = int(input('请输入您的出生年份:'))
print('您好！{0}。您{1}岁'.format(sName,today - age))

print(str.format("输入值: {0},{1}", a, b))

print(1,2,3)
print(1,2,3,sep=',')
print(1,2,3,sep=',',end='.\n')

# 1 2 3
# 1,2,3
# 1,2,3.

print('结果: %f'%88)

print('姓名:  %s，年龄:  %d，体重:  %3.2f'%('张三',20,53))

print('%(lang)s has %(num)03d quote types.'%{'lang':'python','num':2})