code: def test_create_shear(self):
      test_assert(
          create_shear,
          (2, 1.0),
          np.array([[1.0, 1.0, 0.0], [0.0, 1.0, 0.0], [0.0, 0.0, 1.0]]),
      )
      test_assert(
          create_shear,
          (2, (2.0, 3.0)),
          np.array([[1.0, 2.0, 0.0], [3.0, 1.0, 0.0], [0.0, 0.0, 1.0]]),
      )
      test_assert(
          create_shear,
          (3, 1.0),
          np.array(
              [
                  [1.0, 1.0, 0.0, 0.0],
                  [0.0, 1.0, 0.0, 0.0],
                  [0.0, 0.0, 1.0, 0.0],
                  [0.0, 0.0, 0.0, 1.0],
              ]
          ),
      )
  
file_path: MONAI/tests/test_create_grid_and_affine.py
imports: from __future__ import annotations
  import unittest
  import numpy
  import torch
  from monai.transforms import create_control_grid, create_grid, create_rotate, create_scale, create_shear, create_translate
  from tests.utils import assert_allclose, is_tf32_env
label_desc: Use image node_id 2 for calling the TestCreateAffine obj's underlying member method code with example usage: obj.test_create_shear() without return types