import logging
logger = logging.getLogger()
logger.setLevel('DEBUG')
console_handler =logging.StreamHandler()
console_handler.setLevel(level='INFO')
logger.addHandler(console_handler)
file_handler =logging.FileHandler('./log.txt',mode='a',encoding='utf-8')
file_handler.setLevel(level='INFO')
logger.addHandler(file_handler)
fmt = "%(asctime)s ---> %(message)s --->%(name)s "
logging.basicConfig(level='DEBUG',format=fmt)
logging.debug('这是 debug 信息')
logging.info('这是 info 信息')
logging.warning('这是 warning 信息')
logging.error('这是 error 信息')
logging.critical('这是 critical 信息')