# -*- coding: utf-8 -*-

import logging
from logging.handlers import RotatingFileHandler
import datetime

#시스템 로그기록
logger = logging.getLogger(__name__)
now = datetime.datetime.now()
nowDate = now.strftime('%Y-%m-%d')

fileHandler = RotatingFileHandler('./logs/log-'+nowDate+'.log')
fileHandler.setFormatter(logging.Formatter('%(asctime)s [%(levelname)s] >> %(message)s'))

logger.addHandler(fileHandler)
logger.setLevel(logging.DEBUG)


if __name__ == '__main__':
    logger.info('info')
    logger.error('error - 서비스 오류')



[홈] - log
            log-2020-05-10.log
            log-2020-05-11.log

[파일형식]
2020-05-11 16:29:47,456 [INFO] >> info
2020-05-11 16:29:47,457 [ERROR] >> error
2020-05-11 16:30:06,832 [INFO] >> info
2020-05-11 16:30:06,834 [ERROR] >> error - 서비스 오류



레벨 명 : DEBUG, INFO, WARNING, ERROR, CRITICAL