Python3 日志实现

import logging

# 创建一个logger
logger = logging.getLogger('mylogger')
logger.setLevel(logging.DEBUG)

# 创建一个handler,用于写入日志文件
fh = logging.FileHandler('test.log')
fh.setLevel(logging.DEBUG)

# 再创建一个handler,用于输出到控制台
ch = logging.StreamHandler()
ch.setLevel(logging.DEBUG)

# 定义handler的输出格式
formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
fh.setFormatter(formatter)
ch.setFormatter(formatter)

# 给logger添加handler
logger.addHandler(fh)
logger.addHandler(ch)

# 记录一条日志
logger.info('foorbar')

http://python.jobbole.com/86887/
http://www.cnblogs.com/dkblog/archive/2011/08/26/2155018.html

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转载自blog.csdn.net/u013440574/article/details/81979206