code: def test_restore_invalid_checkpoint(
      self, tmp_path: pathlib.Path
  ) -> None:
      # Build, train, and save a checkpoint with the normal hyperparameters.
      checkpoint_dir = str(tmp_path.joinpath("checkpoint"))
      tensorboard_path = tmp_path.joinpath("tensorboard")
  
      # Trial A: run with 100 batches and checkpoint
      (
          trial_A,
          trial_controller_A,
      ) = pytorch_utils.create_trial_and_trial_controller(
          trial_class=pytorch_onevar_model.OneVarTrial,
          hparams=self.hparams,
          trial_seed=self.trial_seed,
          max_batches=100,
          min_validation_batches=100,
          min_checkpoint_batches=100,
          checkpoint_dir=checkpoint_dir,
          tensorboard_path=tensorboard_path,
      )
  
      trial_controller_A.run()
  
      assert (
          len(trial_A.checkpoint_callback.uuids) == 1
      ), "trial did not return a checkpoint UUID"
  
      # Trial A: restore from checkpoint with invalid hparams
      invalid_hparams = {**self.hparams, "features": 2}
      assert invalid_hparams != self.hparams
  
      with pytest.raises(RuntimeError):
          (
              trial_A,
              trial_controller_A,
          ) = pytorch_utils.create_trial_and_trial_controller(
              trial_class=pytorch_onevar_model.OneVarTrial,
              hparams=invalid_hparams,
              trial_seed=self.trial_seed,
              max_batches=100,
              min_validation_batches=100,
              min_checkpoint_batches=sys.maxsize,
              checkpoint_dir=checkpoint_dir,
              tensorboard_path=tensorboard_path,
              latest_checkpoint=trial_A.checkpoint_callback.uuids[0],
              steps_completed=trial_controller_A.state.batches_trained,
          )
          trial_controller_A.run()
  
imports: import contextlib
  import importlib
  import io
  import os
  import pathlib
  import sys
  import typing
  from unittest import mock
  import numpy
  import pytest
  import torch
  from _pytest import monkeypatch
  from torch.distributed import launcher
  import determined
  from determined import pytorch
  from tests.experiment import pytorch_utils, utils
  from tests.experiment.fixtures import pytorch_onevar_model
label_desc: Use image node_id 7 for calling the TestPyTorchTrial obj's underlying member method code with example usage: obj.test_restore_invalid_checkpoint(tmp_path) without return types