code: def get_dir() -> str:
      """Gets the current ONNX hub cache location.
  
      Returns:
          The location of the ONNX hub model cache.
      """
      return _ONNX_HUB_DIR
  
imports: import hashlib
  import json
  import os
  import sys
  import tarfile
  from io import BytesIO
  from os.path import join
  from typing import IO, Any, Dict, List, Optional, Set, Tuple, cast
  from urllib.error import HTTPError
  from urllib.request import urlopen
  import onnx
label_desc: Use image node_id 2 for calling a global function with example usage: get_dir() and returns: _ONNX_HUB_DIR