code: def test_get_torch_version(self, mock_torch: mock.MagicMock):
      mock_torch.__version__ = "1.7.2"
      self.assertEqual(get_torch_version(), [1, 7])
      self.assertLess(get_torch_version(), [1, 8])
      self.assertGreater(get_torch_version(), [1, 6])
      mock_torch.__version__ = "1.11.2a"
      self.assertEqual(get_torch_version(), [1, 11])
      self.assertLess(get_torch_version(), [1, 13])
      self.assertGreater(get_torch_version(), [1, 8])
  
imports: import copy
  import shutil
  import tempfile
  import unittest
  import unittest.mock
  from pathlib import Path
  import classy_vision.generic.util
  import torch
  import torch.nn
  from classy_vision.generic.util import CHECKPOINT_FILE, get_torch_version, load_checkpoint, save_checkpoint, split_batchnorm_params, Timer, update_classy_model, update_classy_state
  from classy_vision.models import build_model
  from classy_vision.tasks import build_task
  from classy_vision.trainer import LocalTrainer
  from test.generic.config_utils import get_fast_test_task_config, get_test_model_configs
  from test.generic.utils import compare_model_state, compare_states
label_desc: Use image node_id 4 for calling the TestCheckpointFunctions obj's underlying member method code with example usage: obj.test_get_torch_version(mock_torch) without return types