code: def test_model_from_pretrained(self):
      for model_class_name in self.all_model_classes:
          model = model_class_name.from_pretrained(
              "facebook/mbart-large-cc25", from_pt=True
          )
          # FlaxMBartForSequenceClassification expects eos token in input_ids
          input_ids = np.ones((1, 1)) * model.config.eos_token_id
          outputs = model(input_ids)
          self.assertIsNotNone(outputs)
  
imports: import unittest
  import numpy
  import timeout_decorator
  from transformers import MBartConfig, is_flax_available
  from transformers.testing_utils import require_flax, require_sentencepiece, require_tokenizers, slow
  from transformers.utils import cached_property
  from ...generation.test_generation_flax_utils import FlaxGenerationTesterMixin
  from ...test_modeling_flax_common import FlaxModelTesterMixin, ids_tensor
label_desc: Use image node_id 6 for calling the FlaxMBartModelTest obj's underlying member method code with example usage: obj.test_model_from_pretrained() without return types