def test_modify_uns_in_copy():
    # https://github.com/theislab/anndata/issues/571
    adata = ad.AnnData(np.ones((5, 5)), uns={"parent": {"key": "value"}})
    adata_copy = adata[:3].copy()
    adata_copy.uns["parent"]["key"] = "new_value"
    assert adata.uns["parent"]["key"] != adata_copy.uns["parent"]["key"]
def test_validate_question_reviewer_count_fails_for_negative_count(self):
        community_contribution_stats = (
            suggestion_services.get_community_contribution_stats()
        )
        community_contribution_stats.question_reviewer_count = (
            self.negative_count
        )

        with self.assertRaisesRegex(
            utils.ValidationError,
            'Expected the question reviewer count to be non-negative, '
            'received: %s.' % (
                community_contribution_stats.question_reviewer_count)
        ):
            community_contribution_stats.validate()