code: def setup(self):
      self.saved_model_dir = tempfile.mkdtemp()
      _, self.model_path_h5 = tempfile.mkstemp(
          suffix=".h5", prefix=self.saved_model_dir
      )
  
imports: import os
  import shutil
  import tempfile
  import pytest
  import coremltools.converters
  from coremltools.converters.mil.frontend.tensorflow.test.test_load import frontend
  from coremltools.converters.mil.frontend.tensorflow.test.testing_utils import get_tf_keras_io_names
  from coremltools.converters.mil.input_types import TensorType
  from coremltools.converters.mil.testing_reqs import backends
label_desc: Use image node_id 1 for calling the TestTf2ModelFormats obj's underlying member method code with example usage: obj.setup() without return types