python脚本可以用户监听电脑的运行状态

#!/usr/bin/env python
#coding:utf-8
import psutil
import time
import sys
from optparse import OptionParser
parser = OptionParser()  
parser.add_option("-t", "--time", dest="time",
                  help="此参数可查看当前下载占的带宽,-t是测试时间", metavar="10")  
parser.add_option("-d", "--deamon",action="store_false", dest="deamon", default=True,  
                  help="后台运行此脚本") 

def Sysinfo():
    Boot_Start = time.strftime("%Y-%m-%d %H:%M:%S",time.localtime(psutil.boot_time()))  
    time.sleep(0.5)
    Cpu_usage = psutil.cpu_percent()
    RAM = int(psutil.virtual_memory().total/(1027*1024))
    RAM_percent = psutil.virtual_memory().percent
    Swap = int(psutil.swap_memory().total/(1027*1024))
    Swap_percent = psutil.swap_memory().percent
    Net_sent = psutil.net_io_counters().bytes_sent
    Net_recv = psutil.net_io_counters().bytes_recv
    Net_spkg = psutil.net_io_counters().packets_sent
    Net_rpkg = psutil.net_io_counters().packets_recv
    BFH = r'%'
    print " \033[1;32m开机时间：%s\033[1;m"  % Boot_Start
    print " \033[1;32m当前CPU使用率：%s%s\033[1;m" % (Cpu_usage,BFH)
    print " \033[1;32m物理内存：%dM\t使用率：%s%s\033[1;m" % (RAM,RAM_percent,BFH)
    print "\033[1;32mSwap内存：%dM\t使用率：%s%s\033[1;m" % (Swap,Swap_percent,BFH)
    print " \033[1;32m发送：%d Byte\t发送包数：%d个\033[1;m" % (Net_sent,Net_spkg)
    print " \033[1;32m接收：%d Byte\t接收包数：%d个\033[1;m" % (Net_recv,Net_rpkg)

    for i in psutil.disk_partitions():
        print " \033[1;32m盘符: %s 挂载点: %s 使用率: %s%s\033[1;m" % (i[0],i[1],psutil.disk_usage(i[1])[3],BFH)


def Net_io(s):
    x = 0
    sum = 0
    while True:
        if x >= s:
            break
        r1 = psutil.net_io_counters().bytes_recv
        time.sleep(1)
        r2 = psutil.net_io_counters().bytes_recv
        y = r2 - r1
        print "%.2f Kb/s" % (y / 1024.0)
        sum += y
        x += 1
    result = sum / x
    print "\033[1;32m%s秒内平均速度：%.2f Kb/s \033[1;m"  % (x,result / 1024.0)
if __name__ == "__main__":
    (options, args) = parser.parse_args()  
    if options.time:
        Net_io(int(options.time))
    else:
        Sysinfo()

pustil

这个包是用来监听电脑的 相关可以访问
https://pythonhosted.org/psutil/ 官方文档
http://www.2cto.com/os/201505/400719.html 网络，CPU等的检测