code: def test_model_from_pretrained(self):
      for model_name in TF_CTRL_PRETRAINED_MODEL_ARCHIVE_LIST[:1]:
          model = TFCTRLModel.from_pretrained(model_name)
          self.assertIsNotNone(model)
  
imports: from __future__ import annotations
  import unittest
  from transformers import CTRLConfig, is_tf_available
  from transformers.testing_utils import require_tf, slow
  from ...test_configuration_common import ConfigTester
  from ...test_modeling_tf_common import TFModelTesterMixin, ids_tensor, random_attention_mask
  from ...test_pipeline_mixin import PipelineTesterMixin
label_desc: Use image node_id 8 for calling the TFCTRLModelTest obj's underlying member method code with example usage: obj.test_model_from_pretrained() without return types