def METHOD_NAME():
    p = argparse.ArgumentParser(
        formatter_class=argparse.RawTextHelpFormatter,
        description=__doc__)
    p.add_argument('in_bundles', nargs='+',
                   help='Input bundles filename.')
    p.add_argument('--ratio_streamlines', type=float, default=0.5,
                   help='Minimum vote to be considered for streamlines '
                   '[%(default)s].')
    p.add_argument('--ratio_voxels', type=float, default=0.5,
                   help='Minimum vote to be considered for voxels'
                   ' [%(default)s].')
    p.add_argument('--same_tractogram', action='store_true',
                   help='All bundles need to come from the same tractogram,\n'
                        'will generate a voting for streamlines too.')
    p.add_argument('--output_prefix', default='voting_',
                   help='Output prefix, [%(default)s].')
    add_reference_arg(p)
    add_overwrite_arg(p)
    return p