python配置日志记录

import logging
 
# create logger
logger = logging.getLogger('simple_example')
logger.setLevel(logging.DEBUG)
 
# 创建控制台处理器并设置级别进行调试
ch = logging.StreamHandler()
ch.setLevel(logging.DEBUG)
 
# create formatter
formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
 
# add formatter to ch
ch.setFormatter(formatter)
 
# add ch to logger
logger.addHandler(ch)
 
# 'application' code
logger.debug('debug message')
logger.info('info message')
logger.warn('warn message')
logger.error('error message')
logger.critical('critical message')