code: def test_retrieve_tar_archive_with_s3_namespace():
      with mock_s3():
          model = "/my/s3/project/model.tar.gz"
          destination = "dst"
          with patch.object(persistor.AWSPersistor, "_copy") as copy:
              with patch.object(
                  persistor.AWSPersistor, "_retrieve_tar"
              ) as retrieve:
                  persistor.AWSPersistor(
                      "rasa-test", region_name="foo"
                  ).retrieve(model, destination)
              copy.assert_called_once_with("model.tar.gz", destination)
              retrieve.assert_called_once_with(model)
  
file_path: rasa/tests/nlu/test_persistor.py
imports: from typing import Text
  import pytest
  from unittest.mock import patch
  from moto import mock_s3
  from rasa.nlu import persistor
  from rasa.nlu.persistor import Persistor
label_desc: Use image node_id 1 for calling a global function with example usage: test_retrieve_tar_archive_with_s3_namespace() without return types