daemon.py 文件源码

def _setup_logging(logger, options):
    formatter = logging.Formatter('%(asctime)s %(process)s %(levelname)s '
                                  '%(message)s')
    logger.setLevel(logging.DEBUG)

    if options["log_file"]:
        filename = options["log_file"]
        file_handler = logging.handlers.WatchedFileHandler(filename)
        file_handler.setFormatter(formatter)
        if options["debug"]:
            file_handler.setLevel(logging.DEBUG)
        else:
            file_handler.setLevel(logging.INFO)
        logger.addHandler(file_handler)

    stream_handler = logging.StreamHandler()
    stream_handler.setLevel(logging.CRITICAL)
    stream_handler.setFormatter(formatter)
    logger.addHandler(stream_handler)

    if options["sentry_dsn"] and _has_raven:
        client = raven.Client(options["sentry_dsn"],
                              enable_breadcrumbs=False,
                              transport=raven.transport.HTTPTransport)

        # Add Sentry handle to application logger.
        sentry_handler = SentryHandler(client)
        sentry_handler.setLevel(logging.WARNING)
        logger.addHandler(sentry_handler)

        null_loggers = [
            logging.getLogger("sentry.errors"),
            logging.getLogger("sentry.errors.uncaught")
        ]
        for null_logger in null_loggers:
            null_logger.handlers = [logging.NullHandler()]

    if options["debug"]:
        stream_handler.setLevel(logging.DEBUG)
    elif options["info"]:
        stream_handler.setLevel(logging.INFO)