code: def test_ill_shape(self):
      loss = MaskedDiceLoss()
      with self.assertRaisesRegex(AssertionError, ""):
          loss.forward(torch.ones((1, 2, 3)), torch.ones((4, 5, 6)))
  
file_path: MONAI/tests/test_masked_dice_loss.py
imports: from __future__ import annotations
  import unittest
  import numpy
  import torch
  from parameterized import parameterized
  from monai.losses import MaskedDiceLoss
label_desc: Use image node_id 2 for calling the TestDiceLoss obj's underlying member method code with example usage: obj.test_ill_shape() without return types