code: def tearDown(self):
      if os.path.exists(self.tmp_ckpt_filename):
          try:
              os.remove(self.tmp_ckpt_filename)
          except BaseException:
              pass
  
imports: from __future__ import annotations
  import copy
  import os
  import re
  import sys
  import unittest
  from typing import TYPE_CHECKING
  import torch
  from parameterized import parameterized
  from monai.networks import eval_mode
  from monai.networks.nets import ResNet, get_medicalnet_pretrained_resnet_args, get_pretrained_resnet_medicalnet, resnet10, resnet18, resnet34, resnet50, resnet101, resnet152, resnet200
  from monai.networks.nets.resnet import ResNetBlock
  from monai.utils import optional_import
  from tests.utils import equal_state_dict, skip_if_downloading_fails, skip_if_no_cuda, skip_if_quick, test_script_save
label_desc: Use image node_id 2 for calling the TestResNet obj's underlying member method code with example usage: obj.tearDown() without return types