Python 获取磁盘信息的脚本

#!/usr/bin/env pythonimport subprocess#Command 1def uname_func():    uname="uname"    uname_arg="-a"    print "Gathering system information with %s command:\n" % uname    subprocess.call([uname,uname_arg])#command 2def 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()