__main__.py 文件源码

def setup_logger(args):
    warnings.filterwarnings("ignore", category=TechPreviewWarning)
    warnings.filterwarnings("ignore", category=SeenWarning)

    # Set up logging according to command-line verbosity
    logger = logging.getLogger()
    logger.setLevel(int(30 - (args.loglevel * 10)))
    ch = logging.StreamHandler(sys.stderr)
    formatter = logging.Formatter(u'%(asctime)s %(name)s %(levelname)s: %(message)s')
    ch.setFormatter(formatter)
    logger.addHandler(ch)

    logger.info("Set logging level to {0}".format(logging.getLevelName(logger.getEffectiveLevel())))

    # If log level is reduced, disable emissions from the `warnings` module; aka the
    if not logger.isEnabledFor(logging.WARNING):
        warnings.simplefilter("ignore")

    return logger