def test_views():
    X = np.array(X_list)
    adata = ad.AnnData(X, obs=obs_dict, var=var_dict, uns=uns_dict, dtype="int32")

    assert adata[:, 0].is_view
    assert adata[:, 0].X.tolist() == np.reshape([1, 4, 7], (3, 1)).tolist()

    adata[:2, 0].X = [0, 0]

    assert adata[:, 0].X.tolist() == np.reshape([0, 0, 7], (3, 1)).tolist()

    adata_subset = adata[:2, [0, 1]]

    assert adata_subset.is_view
    # now transition to actual object
    adata_subset.obs["foo"] = range(2)
    assert not adata_subset.is_view

    assert adata_subset.obs["foo"].tolist() == list(range(2))
def system_error(self,
                     error_msg,
                     error_code="",
                     reviewing_user=None,
                     reviewing_service=""):
        """
        Mark that this attempt could not be completed because of a system error.
        Status should be moved to `must_retry`. For example, if Software Secure
        reported to us that they couldn't process our submission because they
        couldn't decrypt the image we sent.
        """
        if self.status in ["approved", "denied"]:
            return  # If we were already approved or denied, just leave it.

        self.error_msg = error_msg
        self.error_code = error_code
        self.reviewing_user = reviewing_user
        self.reviewing_service = reviewing_service
        self.status = "must_retry"
        self.save()