code: def test_save_load_spec(self):
      with TemporaryDirectory() as save_dir:
          file_path = save_dir + "/spec.mlmodel"
          save_spec(self.spec, file_path)
          my_spec = load_spec(file_path)
          compiled_model_path = compile_model(my_spec)
      self._test_compile_model_path(compiled_model_path)
  
file_path: coremltools/coremltools/test/neural_network/test_compiled_model.py
imports: from shutil import copytree, rmtree
  from tempfile import TemporaryDirectory
  import pytest
  from coremltools import ComputeUnit
  from coremltools.models import CompiledMLModel, MLModel
  from coremltools.models.utils import compile_model, load_spec, save_spec
  from coremltools.proto import Model_pb2
label_desc: Use image node_id 9 for calling the TestCompiledModel obj's underlying member method code with example usage: obj.test_save_load_spec() without return types