关于 Python 的日志级别的选择 - V2EX
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uhayate
V2EX    Python

关于 Python 的日志级别的选择

  •  
  •   uhayate 2017-03-14 19:33:27 +08:00 2819 次点击
    这是一个创建于 3135 天前的主题,其中的信息可能已经有所发展或是发生改变。
    我想知道关于这 4 个日志级别 INFO 、 WARNING 、 ERROR 、 CRITICAL ,分别在哪种场景适合用哪种日志级别,比如抛出异常、 IO 操作失败使用 ERROR 。
    求老司机列举出尽可能多的场景,免得新人迷路。
    6 条回复    2017-03-16 11:06:01 +08:00
    knightdf
        1
    knightdf  
       2017-03-14 20:38:20 +08:00   1
    看心情
    freedomSky
        2
    freedomSky  
       2017-03-14 20:57:37 +08:00   2
    日志级别不分语言的吧,这个是 golang 的一个第三方日志 package 的说明,很详细了:

    https://github.com/cihub/seelog/wiki/Log-levels
    lovepython
        3
    lovepython  
       2017-03-14 21:15:46 +08:00
    日志级别问题,在你个人选择。
    你可以针对每个级别,定制不同的 handler ,出现不同的情况引发不同的级别。
    thekoc
        4
    thekoc  
       2017-03-15 09:57:31 +08:00
    Level When it ’ s used
    DEBUG Detailed information, typically of interest only when diagnosing problems.
    INFO Confirmation that things are working as expected.
    WARNING An indication that something unexpected happened, or indicative of some problem in the near future (e.g. ‘ disk space low ’). The software is still working as expected.
    ERROR Due to a more serious problem, the software has not been able to perform some function.
    CRITICAL A serious error, indicating that the program itself may be unable to continue running.

    https://docs.python.org/3/howto/logging.html
    uhayate
        5
    uhayate  
    OP
       2017-03-16 11:04:48 +08:00
    @thekoc OK ,这我知道。我只是想知道关于实际场景的信息。什么情况是 ERROR 之类的
    uhayate
        6
    uhayate  
    OP
       2017-03-16 11:06:01 +08:00
    @freedomSky 谢谢。
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