python logging colorlog

import logging
LOG_LEVEL = logging.NOTSET
LOGFORMAT = "[%(log_color)s%(levelname)s] [%(log_color)s%(asctime)s] %(log_color)s%(filename)s [line:%(log_color)s%(lineno)d] : %(log_color)s%(message)s%(reset)s"
import colorlog
logging.root.setLevel(LOG_LEVEL)
############
#此配置是将日志输出到myapp.log
colorlog.basicConfig(format='%(asctime)s %(filename)s[line:%(lineno)d] %(levelname)s %(message)s', filename='myapp.log',
                filemode='w', datefmt='%a, %d %b %Y %H:%M:%S', )
##############
formatter = colorlog.ColoredFormatter(LOGFORMAT)
stream = logging.StreamHandler()
stream.setLevel(LOG_LEVEL)
stream.setFormatter(formatter)
log = logging.getLogger()
log.setLevel(LOG_LEVEL)
log.addHandler(stream)
log.debug("A quirky message only developers care about")
log.info("Curious users might want to know this")
log.warn("Something is wrong and any user should be informed")
log.error("Serious stuff, this is red for a reason")
log.critical("OH NO everything is on fire")
#####################################