code: def test_batch_generation_en_zh(self):
      self._assert_generated_batch_equal_expected()
  
imports: import tempfile
  import unittest
  import warnings
  from transformers import AutoTokenizer, MarianConfig, MarianTokenizer, TranslationPipeline, is_tf_available
  from transformers.testing_utils import require_sentencepiece, require_tf, require_tokenizers, slow, tooslow
  from transformers.utils import cached_property
  from ...test_configuration_common import ConfigTester
  from ...test_modeling_tf_common import TFModelTesterMixin, ids_tensor
label_desc: Use image node_id 1 for calling the TestMarian_en_zh obj's underlying member method code with example usage: obj.test_batch_generation_en_zh() without return types