logger.py 文件源码

def setup_logging(extra_handlers=(), config_file='chainsaw.log'):
    logger = logging.getLogger('tripleohelper')
    logger.setLevel(logging.DEBUG)
    formatter = logging.Formatter(
        "%(asctime)s::%(levelname)s::%(message)s")
    stream_handler = logging.StreamHandler(stream=sys.stdout)
    stream_handler.setFormatter(formatter)

    file_handler = logging.FileHandler(config_file, mode='w')
    file_handler.setFormatter(formatter)

    try:
        import colorlog

        colored_formatter = colorlog.ColoredFormatter(
            "%(log_color)s%(asctime)s::%(levelname)s::%(message)s",
            datefmt=None,
            reset=True,
            log_colors={
                'DEBUG': 'cyan',
                'INFO': 'green',
                'WARNING': 'yellow',
                'ERROR': 'red',
                'CRITICAL': 'red'
            }
        )
        stream_handler.setFormatter(colored_formatter)
    except ImportError:
        pass
    logger.addHandler(stream_handler)
    logger.addHandler(file_handler)
    for handler in extra_handlers:
        logger.addHandler(handler)