import logging

logger = logging.getLogger()
logger.setLevel(logging.WARNING)

stream = logging.StreamHandler()
file = logging.handlers.TimedRotatingFileHandler('logs/server.log', when='midnight', backupCount=30)

formatter = logging.Formatter('%(asctime)s [%(levelname)s] - %(message)s', datefmt="%Y-%m-%d %H:%M:%S",)

stream.setFormatter(formatter)
file.setFormatter(formatter)

logger.addHandler(stream)
logger.addHandler(file)