code: def get_or_create_assets_dir(export_dir):
      """Return assets sub-directory, or create one if it doesn't exist."""
      assets_destination_dir = get_assets_dir(export_dir)
  
      file_io.recursive_create_dir(assets_destination_dir)
  
      return assets_destination_dir
  
file_path: tensorflow/tensorflow/python/saved_model/path_helpers.py
imports: from tensorflow.python.lib.io import file_io
  from tensorflow.python.saved_model import constants
  from tensorflow.python.util import compat
label_desc: Use image node_id 4 for calling a global function with example usage: get_or_create_assets_dir(export_dir) and returns: assets_destination_dir