def METHOD_NAME(data):
    tif = Path(data).joinpath('RGB.byte.tif')
    aux = tif.parent.joinpath(tif.name + '.aux.xml')
    with open(aux, 'w'):
        pass
    with rasterio.open(tif) as src:
        assert src.files == [tif.as_posix(), aux.as_posix()]