code: def test_setup(create_test_dir):
      assert str(create_test_dir.stem) == "wgit_testing"
  
file_path: fairscale/tests/experimental/wgit/test_api.py
imports: import json
  import os
  from pathlib import Path
  import random
  import shutil
  import pytest
  import torch
  from torch import nn
  from fairscale.experimental.wgit.repo import Repo, RepoStatus
label_desc: Use image node_id 3 for calling a global function with example usage: test_setup(create_test_dir) without return types