code: def _get_cache_path():
      cache_dir = Path(mpl.get_cachedir(), "test_cache")
      cache_dir.mkdir(parents=True, exist_ok=True)
      return cache_dir
  
imports: import atexit
  import functools
  import hashlib
  import logging
  import os
  from pathlib import Path
  import shutil
  import subprocess
  import sys
  from tempfile import TemporaryDirectory, TemporaryFile
  import weakref
  import numpy
  from PIL import Image
  import matplotlib
  from matplotlib import cbook
  from matplotlib.testing.exceptions import ImageComparisonFailure
label_desc: Use image node_id 2 for calling a global function with example usage: _get_cache_path() and returns: cache_dir