#!/usr/bin/env Python  
import os
def load_stat():
    loadavg = {}
    f = open("/proc/loadavg")
    con = f.read().split()
    f.close()
    loadavg['lavg_1']=con[0]
    loadavg['lavg_5']=con[1]
    loadavg['lavg_15']=con[2]
    loadavg['nr']=con[3]
    loadavg['last_pid']=con[4]
    return loadavg
print "loadavg",load_stat()['lavg_15']