code: def test_export_face_stylizer_tflite_model(self):
      with self.test_session(use_gpu=True):
          model_enum = (
              face_stylizer.SupportedModels.BLAZE_FACE_STYLIZER_256
          )
          face_stylizer_options = face_stylizer.FaceStylizerOptions(
              model=model_enum,
              hparams=face_stylizer.HParams(
                  epochs=0, export_dir=self.get_temp_dir()
              ),
          )
          model = face_stylizer.FaceStylizer.create(
              train_data=self._train_data, options=face_stylizer_options
          )
          model.export_model()
          model_bundle_file = os.path.join(
              self.get_temp_dir(), "face_stylizer.task"
          )
          with zipfile.ZipFile(model_bundle_file) as zf:
              self.assertEqual(
                  set(zf.namelist()),
                  set(
                      [
                          "face_detector.tflite",
                          "face_landmarks_detector.tflite",
                          "face_stylizer.tflite",
                      ]
                  ),
              )
              zf.extractall(self.get_temp_dir())
  
          face_stylizer_tflite_file = os.path.join(
              self.get_temp_dir(), "face_stylizer.tflite"
          )
          spec = face_stylizer.SupportedModels.get(model_enum)
          input_image_shape = spec.input_image_shape
          input_tensor_shape = [1] + list(input_image_shape) + [3]
          input_tensor = mm_test_util.create_random_sample(
              size=input_tensor_shape
          )
          output = mm_test_util.run_tflite(
              face_stylizer_tflite_file, input_tensor
          )
          self.assertTrue((output >= 0.0).all())
          self.assertTrue((output <= 1.0).all())
  
file_path: mediapipe/mediapipe/model_maker/python/vision/face_stylizer/face_stylizer_test.py
imports: import os
  import zipfile
  import tensorflow
  from mediapipe.model_maker.python.core.utils import test_util
  from mediapipe.model_maker.python.vision import face_stylizer
  from mediapipe.tasks.python.test import test_utils
label_desc: Use image node_id 7 for calling the FaceStylizerTest obj's underlying member method code with example usage: obj.test_export_face_stylizer_tflite_model() without return types