code: def resolve_cache_dir() -> pathlib.Path:
      """
      Utility method to resolve a cache directory for NeMo that can be overriden by an environment variable.
  
      Example:
          NEMO_CACHE_DIR="~/nemo_cache_dir/" python nemo_example_script.py
  
      Returns:
          A Path object, resolved to the absolute path of the cache directory. If no override is provided,
          uses an inbuilt default which adapts to nemo versions strings.
      """
      override_dir = os.environ.get(constants.NEMO_ENV_CACHE_DIR, "")
      if override_dir == "":
          path = pathlib.Path.joinpath(
              pathlib.Path.home(),
              f".cache/torch/NeMo/NeMo_{NEMO_VERSION}",
          )
      else:
          path = pathlib.Path(override_dir).resolve()
      return path
  
imports: import os
  import pathlib
  import shutil
  import subprocess
  from typing import Tuple
  from nemo import __version__
  from nemo import constants
  from nemo.utils import logging
label_desc: Use image node_id 1 for calling a global function with example usage: resolve_cache_dir() and returns: path