code: def test_example_proto_from_path_if_does_not_exist(self):
      cns_path = os.path.join(
          tf.compat.v1.test.get_temp_dir(), "does_not_exist"
      )
      with self.assertRaises(common_utils.InvalidUserInputError):
          platform_utils.example_protos_from_path(cns_path)
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import os
  import sys
  import numpy
  import tensorflow
  from tensorflow_serving.apis import classification_pb2
  from tensorflow_serving.apis import predict_pb2
  from tensorflow_serving.apis import regression_pb2
  from utils import common_utils
  from utils import inference_utils
  from utils import platform_utils
  from utils import test_utils
label_desc: Use image node_id 9 for calling the InferenceUtilsTest obj's underlying member method code with example usage: obj.test_example_proto_from_path_if_does_not_exist() without return types