code: def _download_oss_objectron_models(objectron_model: str):
      """Downloads the objectron models from the MediaPipe Github repo if they don't exist in the package."""
  
      download_utils.download_oss_model(
          "mediapipe/modules/objectron/object_detection_ssd_mobilenetv2_oidv4_fp16.tflite"
      )
      download_utils.download_oss_model(objectron_model)
  
imports: import enum
  from typing import List, Tuple, NamedTuple, Optional
  import attr
  import numpy
  from mediapipe.calculators.core import constant_side_packet_calculator_pb2
  from mediapipe.calculators.core import gate_calculator_pb2
  from mediapipe.calculators.core import split_vector_calculator_pb2
  from mediapipe.calculators.tensor import image_to_tensor_calculator_pb2
  from mediapipe.calculators.tensor import inference_calculator_pb2
  from mediapipe.calculators.tensor import tensors_to_detections_calculator_pb2
  from mediapipe.calculators.tensor import tensors_to_floats_calculator_pb2
  from mediapipe.calculators.tensor import tensors_to_landmarks_calculator_pb2
  from mediapipe.calculators.tflite import ssd_anchors_calculator_pb2
  from mediapipe.calculators.util import association_calculator_pb2
  from mediapipe.calculators.util import collection_has_min_size_calculator_pb2
  from mediapipe.calculators.util import detection_label_id_to_text_calculator_pb2
  from mediapipe.calculators.util import detections_to_rects_calculator_pb2
  from mediapipe.calculators.util import landmark_projection_calculator_pb2
  from mediapipe.calculators.util import local_file_contents_calculator_pb2
  from mediapipe.calculators.util import non_max_suppression_calculator_pb2
  from mediapipe.calculators.util import rect_transformation_calculator_pb2
  from mediapipe.calculators.util import thresholding_calculator_pb2
  from mediapipe.framework.formats import landmark_pb2
  from mediapipe.modules.objectron.calculators import annotation_data_pb2
  from mediapipe.modules.objectron.calculators import frame_annotation_to_rect_calculator_pb2
  from mediapipe.modules.objectron.calculators import lift_2d_frame_annotation_to_3d_calculator_pb2
  from mediapipe.python.solution_base import SolutionBase
  from mediapipe.python.solutions import download_utils
label_desc: Use image node_id 1 for calling a global function with example usage: _download_oss_objectron_models(objectron_model) without return types