def test_view_retains_ndarray_subclass():
    adata = ad.AnnData(np.zeros((10, 10)))
    adata.obsm["foo"] = np.zeros((10, 5)).view(NDArraySubclass)

    view = adata[:5, :]

    assert isinstance(view.obsm["foo"], NDArraySubclass)
    assert view.obsm["foo"].shape == (5, 5)
def profile_iterable(self, iterable: Iterable, action_name: str) -> Generator:
        iterator = iter(iterable)
        while True:
            try:
                self.start(action_name)
                value = next(iterator)
                self.stop(action_name)
                yield value
            except StopIteration:
                self.stop(action_name)
                break