code: def work_dir(tmp_path_factory):
      return tmp_path_factory.mktemp("work_dir")
  
imports: import importlib
  import json
  import os
  import shutil
  import sys
  import time
  from argparse import Namespace
  from pathlib import Path
  import pytest
  import requests
  import test_utils
  import torch
  from model_archiver import ModelArchiverConfig
  from test_utils import REPO_ROOT
  from ts.torch_handler.unit_tests.test_utils.mock_context import MockContext
label_desc: Use image node_id 1 for calling a global function with example usage: work_dir(tmp_path_factory) and returns: tmp_path_factory