Python之第一个程序

交互式命令行：

[[email protected] ~]# python                      #进入交互式界面

Python 2.6.6 (r266:84292, Jul 23 2015, 14:41:34)

[GCC 4.4.7 20120313 (Red Hat 4.4.7-11)] on linux2

Type "help", "copyright", "credits" or "license" for more information.

>>> print("hello!word")                         #注意格式

hello!word

>>> exit()                                      #退出

Python脚本：

[[email protected] ~]# vim a.py

#!/bin/env python

print("hello!word")

[[email protected] ~]# chmod +x a.py

[[email protected] ~]# ./a.py

hello!word