第一个python实例--监控cpu

 1 #第一个python实例：监控cpu
 2 #/bin/bash/env Python
 3 from __future__ import print_function
 4 from collections import OrderedDict
 5 import pprint
 6 
 7 def CPUinfo():
 8     ''' Return the information in /proc/CPUinfo
 9     as a dictionary in the following format:
10     CPU_info['proc0']={...}
11     CPU_info['proc1']={...}
12     '''
13     CPUinfo=OrderedDict()
14     procinfo=OrderedDict()
15 
16     nprocs = 0
17     with open('/proc/cpuinfo') as f:
18         for line in f:
19             if not line.strip():
20                 # end of one processor
21                 CPUinfo['proc%s' % nprocs] = procinfo
22                 nprocs=nprocs+1
23                 # Reset
24                 procinfo=OrderedDict()
25             else:
26                 if len(line.split(':')) == 2:
27                     procinfo[line.split(':')[0].strip()] = line.split(':')[1].strip()
28                 else:
29                     procinfo[line.split(':')[0].strip()] = ''
30 
31     return CPUinfo
32 
33 if __name__=='__main__':
34     CPUinfo = CPUinfo()
35     for processor in CPUinfo.keys():
36         print(CPUinfo[processor]['model name'])