code: def test_pipeline_conversational(self):
      pass
  
imports: import unittest
  import numpy
  import timeout_decorator
  from transformers import MarianConfig, is_flax_available
  from transformers.testing_utils import require_flax, require_sentencepiece, require_tokenizers, slow
  from transformers.utils import cached_property
  from ...generation.test_flax_utils import FlaxGenerationTesterMixin
  from ...test_modeling_flax_common import FlaxModelTesterMixin, ids_tensor
label_desc: Use image node_id 7 for calling the FlaxMarianModelTest obj's underlying member method code with example usage: obj.test_pipeline_conversational() without return types