code: def assert_equal(self, output, *, expected, rtol=None, atol=None):
      expected = expected.to(dtype=self.dtype, device=self.device)
      self.assertEqual(output, expected, rtol=rtol, atol=atol)
  
file_path: audio/test/torchaudio_unittest/functional/kaldi_compatibility_test_impl.py
imports: import torch
  import torchaudio.functional
  from torchaudio_unittest.common_utils import skipIfNoExec, TempDirMixin, TestBaseMixin
  from torchaudio_unittest.common_utils.kaldi_utils import convert_args, run_kaldi
label_desc: Use image node_id 1 for calling the Kaldi obj's underlying member method code with example usage: obj.assert_equal(output) without return types