python之logging模块

1.import logging

   logging.basicConfig(

            level=logging.DEBUG,

            filename=‘logging.log‘,

               filecode=‘w‘,

               format=‘%(asctime)s  %(filename)s [%(lineno)d] [%(message)s]‘

  )

  logging.debug(‘hello world‘)

  logging.error(‘niuqichongtian‘)

  logging.warning(‘You gotta do‘)

-----------------------------------------------------------------------------------------------------------------------------

2020-02-14 16:36:46,151 s1.py [311] [hello world]
2020-02-14 16:36:46,151 s1.py [312] [niuqichongtian]
2020-02-14 16:36:46,152 s1.py [313] [You gotta do]

2.import logging
   def logger():
         logger=logging.getLogger()
         f=logging.FileHandler(‘test_1.log‘)
         c=logging.StreamHandler()
         fm=logging.Formatter(‘%(asctime)s %(message)s‘)
         f.setFormatter(fm)
        c.setFormatter(fm)
        logger.addHandler(f)
        logger.addHandler(c)
        logger.setLevel(‘DEBUG‘)
        return logger
logger=logger()
   
   logger.debug(‘debug‘)
   logger.error(‘error‘)
   logger.critical(‘critical‘)
   logger.warning(‘warning‘)
   logger.info(‘info‘)

python之logging模块

原文：https://www.cnblogs.com/cxydnxs/p/12312148.html