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python中的日志级别

时间:2020-06-29 11:56:49      阅读:72      评论:0      收藏:0      [点我收藏+]

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Python按照重要程度把日志分为5个级别,如下:

技术图片

可以通过level参数,设置不同的日志级别。当设置为高的日志级别时,低于此级别的日志不再打印。

五种日志级别按从低到高排序:

  DEBUG < INFO < WARNING < ERROR < CRITICAL

  1. level设置为DEBUG级别,所有的日志都会打印

import logging
logging.basicConfig(level=logging.DEBUG, format= %(asctime)s - %(levelname)s -%(message)s)
logging.debug(Some debugging details.)
logging.info(The logging module is working)
logging.warning(An error message is about to be logged.)
logging.error(An error has occurred.)
logging.critical(The program is unable to recover!)

 2019-11-17 15:24:30,065 - DEBUG -Some debugging details.
 2019-11-17 15:24:30,074 - INFO -The logging module is working
 2019-11-17 15:24:30,086 - WARNING -An error message is about to be logged.
 2019-11-17 15:24:30,105 - ERROR -An error has occurred.
 2019-11-17 15:24:30,107 - CRITICAL -The program is unable to recover!
  1. level设置为ERROR级别时,只显示ERROR和CRITICAL日志

import logging
logging.basicConfig(level=logging.ERROR, format= %(asctime)s - %(levelname)s -%(message)s)
logging.debug(Some debugging details.)
logging.info(The logging module is working)
logging.warning(An error message is about to be logged.)
logging.error(An error has occurred.)
logging.critical(The program is unable to recover!)

 2019-11-17 15:30:46,767 - ERROR -An error has occurred.
 2019-11-17 15:30:46,768 - CRITICAL -The program is unable to recover!

 

python中的日志级别

标签:重要   color   size   star   mat   about   col   recover   ram   

原文地址:https://www.cnblogs.com/liunaixu/p/13206606.html

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