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python logging.info不打印,logging.warn和logging.error都没有

[英]python logging.info does not print, logging.warn and logging.error does

import logging

if __name__ == "__main__":
    logging.info('info')
    logging.warn('warning')
    logging.error('error')

Result: 结果:

warning
error

Why does logging.info not report anything? 为什么logging.info没有报告任何内容?

Your log level is set so that 'info' won't print; 您的日志级别已设置为“info”将不会打印; by default it doesn't print anything less than WARNING. 默认情况下,它不会打印低于警告的任何内容。 See Logger.setLevel . 请参见Logger.setLevel

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