code: def test_model_from_pretrained(self):
      model = TFRoFormerModel.from_pretrained(
          "junnyu/roformer_chinese_base"
      )
      self.assertIsNotNone(model)
  
imports: import unittest
  from transformers import RoFormerConfig, 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
label_desc: Use image node_id 10 for calling the TFRoFormerModelTest obj's underlying member method code with example usage: obj.test_model_from_pretrained() without return types