How to use the anndata.__version__ function in anndata

**current_app.data.features["diffexp"],
                    },
                ],
                "displayNames": {
                    "engine": f"cellxgene Scanpy engine version ",
                    "dataset": current_app.config["DATASET_TITLE"],
                },
                "links": {
                    "about-dataset": current_app.config["ABOUT_DATASET"]
                },
                "parameters": {
                    **current_app.data.get_config_parameters(uid=cxguid, collection=anno_collection)
                },
                "library_versions": {
                    "cellxgene": cellxgene_version,
                    "anndata": anndata_version
                }
            }
        }

        return make_response(jsonify(config), HTTPStatus.OK)