import logging import sys logger = logging.getLogger() logger.setLevel(logging.INFO) def add_handlers(logger: logging.Logger): handler = logging.StreamHandler(stream=sys.stderr) formatter = logging.Formatter( fmt="[%(levelname)s %(asctime)s] %(filename)s: %(lineno)d %(message)s" ) handler.setFormatter(formatter) logger.addHandler(handler) if not logger.hasHandlers(): add_handlers(logger)