code: def test_default_model_config(tmpdir):
      titanic_configs = ludwig.datasets.model_configs_for_dataset(
          "titanic"
      )
      assert len(titanic_configs) > 0
  
      titanic = ludwig.datasets.get_dataset("titanic", cache_dir=tmpdir)
      assert titanic.default_model_config is not None
  
      assert titanic.default_model_config == titanic_configs["default"]
  
imports: import ludwig.datasets
label_desc: Use image node_id 1 for calling a global function with example usage: test_default_model_config(tmpdir) without return types