def test_drop_obs_column():
    adata = ad.AnnData(np.array(X_list), obs=obs_dict, dtype="int32")

    subset = adata[:2]
    assert subset.is_view
    # returns a copy of obs
    assert subset.obs.drop(columns=["oanno1"]).columns.tolist() == ["oanno2", "oanno3"]
    assert subset.is_view
    # would modify obs, so it should actualize subset and not modify adata
    subset.obs.drop(columns=["oanno1"], inplace=True)
    assert not subset.is_view
    assert subset.obs.columns.tolist() == ["oanno2", "oanno3"]

    assert adata.obs.columns.tolist() == ["oanno1", "oanno2", "oanno3"]
def report(world, counts, log_time):
    report = world.report()
    log = {
        'missing_text': counts['missing_text'],
        'missing_labels': counts['missing_labels'],
        'missing_label_candidates': counts['missing_label_candidates'],
        'empty_string_label_candidates': counts['empty_string_label_candidates'],
        'label_candidates_with_missing_label': counts[
            'label_candidates_with_missing_label'
        ],
        'did_not_return_message': counts['did_not_return_message'],
    }
    text, log = log_time.log(report['exs'], world.num_examples(), log)
    return text, log