def METHOD_NAME():
    logger.info('Check free space')
    try:
        free_space = psutil.disk_usage(".").free / (1024 * 1024.0)
        if free_space < 100:
            error_and_exit("Insufficient disk space",
                           "You have less than 100MB of usable disk space. " +
                           "Please free up some space and run Tribler again.")
    except ImportError as ie:
        logger.error(ie)
        error_and_exit("Import Error", f"Import error: {ie}")