达到一定大小自动切分的写log文件，运行一下便有效果.

cloghandler_use.py

#coding:utf-8
import logging
import logging.handlers
from cloghandler import ConcurrentRotatingFileHandler as RFHandler
logger=None
def getLogger(product):
	global logger
	if not logger:
		logging.basicConfig()
		logger = logging.getLogger(product)
		logger.propagate = False
		filehandler = RFHandler("log/"+ product+".log",'a',0.2*1024*1024, 10000)
		formatter = logging.Formatter('%(asctime)s-%(funcName)s-%(message)s')
		filehandler.setFormatter(formatter)
		filehandler.suffix = "%Y%m%d-%H%M.log"
		logger.setLevel(logging.INFO)
		logger.addHandler(filehandler)
	return logger

log = getLogger('test')
while True:
	log.info("$%^&$&^%&^%&^*%&^*%&*^(%^&^%&^$%#%12341341235243523141235235123(UY*&*")