code: def test_smoke(self):
      f = RandomCutMixV2(data_keys=["input", "class"])
      repr = "RandomCutMixV2(cut_size=None, beta=None, num_mix=1, p=1.0, p_batch=1.0, same_on_batch=False)"
      assert str(f) == repr
  
imports: import copy
  import pytest
  import torch
  from kornia.augmentation import AugmentationSequential, RandomCutMixV2, RandomJigsaw, RandomMixUpV2, RandomMosaic, RandomTransplantation, RandomTransplantation3D
  from kornia.testing import BaseTester, assert_close, tensor_to_gradcheck_var
label_desc: Use image node_id 1 for calling the TestRandomCutMixV2 obj's underlying member method code with example usage: obj.test_smoke() without return types