code: def cache_arr(arr):
      """
      Hold reference to most recent memoization entries
      Hack until RAPIDS supports Arrow 2.0, when pa.Table becomes weakly referenceable
      """
      return arr
  
file_path: pygraphistry/graphistry/ArrowFileUploader.py
imports: import pyarrow, requests, sys
  from functools import lru_cache
  from typing import Any, Tuple, Optional
  from weakref import WeakKeyDictionary
  from .util import setup_logger
label_desc: Use image node_id 1 for calling a global function with example usage: cache_arr(arr) and returns: arr