Question

zai centos下怎样安装openwebmail

Answer 1

Popen

#!/usr/bin/env python
#coding=utf-8
from subprocess import Popen, PIPE
import re

def disk_space(pattern="2[0-9]%", message="CAPACITY WARNING"):
## take shell command output
ps = Popen("df -h", shell=True, stdout=PIPE, stderr=PIPE)
output_lines = ps.stdout.readlines()
for line in output_lines:
line = line.strip()
if re.search(pattern, line):
print "%s %s" %(message, line)

if __name__ == '__main__':
disk_space()