code: def test_tuner_no_chdir_to_trial_dir_deprecated(
      shutdown_only, chdir_tmpdir
  ):
      """Test the deprecated `chdir_to_trial_dir` config."""
      _test_no_chdir("tuner", {}, use_deprecated_config=True)
  
      # The deprecated config will fallback ot setting the environment variable.
      # Reset it for the following tests
      os.environ.pop(RAY_CHDIR_TO_TRIAL_DIR, None)
  
imports: import os
  from pathlib import Path
  from unittest.mock import patch
  import pytest
  import unittest
  from typing import Optional
  from sklearn.datasets import load_breast_cancer
  from sklearn.utils import shuffle
  import ray
  from ray import train, tune
  from ray.train import CheckpointConfig, RunConfig, ScalingConfig
  from ray.train.constants import RAY_CHDIR_TO_TRIAL_DIR
  from ray.train.examples.pytorch.torch_linear_example import train_func
  from ray.data import Dataset, Datasource, ReadTask, from_pandas, read_datasource
  from ray.data.block import BlockMetadata
  from ray.train.data_parallel_trainer import DataParallelTrainer
  from ray.train.torch import TorchTrainer
  from ray.train.trainer import BaseTrainer
  from ray.train.xgboost import XGBoostTrainer
  from ray.tune import Callback, CLIReporter
  from ray.tune.tune_config import TuneConfig
  from ray.tune.tuner import Tuner
label_desc: Use image node_id 12 for calling a global function with example usage: test_tuner_no_chdir_to_trial_dir_deprecated(shutdown_only, chdir_tmpdir) without return types