code: def grad_clip_cls_and_mock(self):
      with patch(
          "skorch.callbacks.regularization.clip_grad_norm_"
      ) as cgn:
          from skorch.callbacks import GradientNormClipping
  
          yield GradientNormClipping, cgn
  
file_path: skorch/skorch/tests/callbacks/test_regularization.py
imports: from unittest.mock import patch
  import numpy
  import pytest
  from skorch.utils import to_numpy
label_desc: Use image node_id 1 for calling the TestGradientNormClipping obj's underlying member method code with example usage: obj.grad_clip_cls_and_mock() without return types