code: def data_dir():
      """
  
      :return: data directory in the filesystem for storage, for example when downloading models
      """
      return os.getenv("MXNET_HOME", data_dir_default())
  
imports: import re
  import atexit
  import ctypes
  import os
  import sys
  import inspect
  import platform
  import numpy
  from .None import libinfo
label_desc: Use image node_id 2 for calling a global function with example usage: data_dir() and returns: os