log_module.py

import logging
from logging.handlers import TimedRotatingFileHandler

logger = logging.getLogger("protopool")
hdlr = logging.handlers.TimedRotatingFileHandler('./protopool.log', when='midnight')
formatter = logging.Formatter('%(asctime)s %(levelname)s %(message)s')
hdlr.setFormatter(formatter)
logger.addHandler(hdlr)
logger.setLevel(logging.DEBUG)