def METHOD_NAME(self, monkeypatch: MonkeyPatch, tmp_path: Path) -> OpenBuildings:
    root = str(tmp_path)
    shutil.copy(
        os.path.join("tests", "data", "openbuildings", "tiles.geojson"), root
    )
    shutil.copy(
        os.path.join("tests", "data", "openbuildings", "000_buildings.csv.gz"), root
    )
    md5s = {"000_buildings.csv.gz": "20aeeec9d45a0ce4d772a26e0bcbc25f"}
    monkeypatch.setattr(OpenBuildings, "md5s", md5s)
    transforms = nn.Identity()
    return OpenBuildings(root=root, transforms=transforms)