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python高级编程——多进程包multiprocessing python高级编程——多进程包multiprocessing 
import multiprocessing
import time

def f(x):
    time.sleep(2)
    print x

if __name__ == '__main__': 
  pool = multiprocessing.Pool(processes=5) 
  pool.map(f, xrange(10))
python log 日志 python 的log日志 
# -*- coding: utf-8 -*-
import logging
import math

logger = logging.getLogger()
#set loghandler
file = logging.FileHandler("qqxml.log")
logger.addHandler(file)
#set formater
#formatter = logging.Formatter("%(asctime)s %(levelname)s %(message)s")
formatter = logging.Formatter("%(asctime)s %(levelname)s %(message)s")
file.setFormatter(formatter) 
#set log level
logger.setLevel(logging.NOTSET)



for i in range(0,10):
	logger.info(str(i))
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