第一个python实例

#第一个python实例：监控cpu

#/bin/bash/env Python

from __future__ import print_function

from collections import OrderedDict

import pprint

def CPUinfo():

    ''' Return the information in /proc/CPUinfo

    as a dictionary in the following format:

    CPU_info['proc0']={...}

    CPU_info['proc1']={...}

    '''

    CPUinfo=OrderedDict()

    procinfo=OrderedDict()

    nprocs = 0

    with open('/proc/cpuinfo') as f:

        for line in f:

            if not line.strip():

                # end of one processor

                CPUinfo['proc%s' % nprocs] = procinfo

                nprocs=nprocs+1

                # Reset

                procinfo=OrderedDict()

            else:

                if len(line.split(':')) == 2:

                    procinfo[line.split(':')[0].strip()] = line.split(':')[1].strip()

                else:

                    procinfo[line.split(':')[0].strip()] = ''

    return CPUinfo

if __name__=='__main__':

    CPUinfo = CPUinfo()

    for processor in CPUinfo.keys():

        print(CPUinfo[processor]['model name'])