def METHOD_NAME(init_4dczi):
    czi_path, data_dir = init_4dczi
    zarr_paths = czi_to_zarr(
        czi_path=czi_path, out_dir=str(data_dir), fg_channel=0, parallel=2
    )
    assert len(zarr_paths) == 1
    z = zarr.open(zarr_paths[0])
    assert z.shape == (1, 624, 1756)
    assert z[0, 10, 10] == 411