def METHOD_NAME():
    default_runs_path = Path('~/data/RAW_DATA/MiSeq/runs').expanduser()
    parser = ArgumentParser(
        description='Report median coverage for all samples.',
        formatter_class=ArgumentDefaultsHelpFormatter)
    parser.add_argument('runs',
                        nargs='?',
                        type=Path,
                        default=default_runs_path,
                        help='Runs folder to search for samples.')
    parser.add_argument('report',
                        nargs='?',
                        default='-',
                        help='File to write coverage report or read coverage from.')
    return parser.METHOD_NAME()