Python函数封装

[root@oracle11g home]# cat pysysinfo_func.py 

#!/usr/bin/env python
#A System Information Gathering Script
import subprocess

#Command 1
def uname_func():

    uname = "uname"
    uname_arg = "-a"
    print "Gathering system information with %s command:\n" %uname
    subprocess.call([uname,uname_arg])

#Command 2
def disk_func():

    diskspace = "df"
    diskspace_arg = "-h"
    print "Gathering diskspace information %s command:\n" %diskspace
    subprocess.call([diskspace,diskspace_arg])

def main():
    uname_func()
    disk_func()

main()

[root@oracle11g home]# ./pysysinfo_func.py 
Gathering system information with uname command:


Linux oracle11g 2.6.32-279.el6.x86_64 #1 SMP Wed Jun 13 18:24:36 EDT 2012 x86_64 x86_64 x86_64 GNU/Linux
Gathering diskspace information df command:


文件系统      容量  已用  可用 已用%% 挂载点
/dev/mapper/VolGroup-lv_root
                       50G   11G   37G  22% /
tmpfs                 1.9G  100K  1.9G   1% /dev/shm
/dev/sda1             485M   37M  423M   8% /boot
/dev/mapper/VolGroup-lv_home
                      5.6G  140M  5.2G   3% /home
df: "/mnt/hgfs": 输入/输出错误