python模块-logging模块

五个级别的日志debug、info、warning、error、critical，默认级别为warning

import logging
logging.basicConfig(level=logging.DEBUG,filename=‘log.log’)  #修改默认级别
logging.debug('debug message')
logging.info('info message')
logging.warning('warning message')
logging.error('error message')
logging.critical('critical message')