def init_logging():
    """Initializes FiftyOne's package-wide logging.

    The logging level is set to ``fo.config.logging_level``.
    """
    global handler

    if handler is None:
        handler = logging.StreamHandler(stream=sys.stdout)
        handler.setFormatter(logging.Formatter(fmt="%(message)s"))

        for logger in _get_loggers():
            logger.addHandler(handler)

    level = _parse_logging_level()
    set_logging_level(level)
Initializes FiftyOne's package-wide logging.

    The logging level is set to ``fo.config.logging_level``.
    
fiftyone/core/logging.py