logger_setup.py 文件源码

def setup_logging(level=PLAIN_LOG_LEVEL, output=sys.stdout):
    """create the setup.py singleton logger."""
    global logger
    if logger:
        return logger

    logger = logging.getLogger('setup.py')

    formatter = ScreenFormatter(plain_log_level=PLAIN_LOG_LEVEL)
    stream_h = logging.StreamHandler(output)
    stream_h.setFormatter(formatter)

    # Logging timezone is UTC
    stream_h.converter = time.gmtime


    logger.setLevel(level)
    logger.addHandler(stream_h)

    logging.addLevelName(PLAIN_LOG_LEVEL, "PLAIN")
    logging.Logger.plain = plain

    logging.addLevelName(TO_FILE_LOG_LEVEL, 'TO_FILE')
    logging.Logger.to_file = to_file

    return logger