code: def test_ray_tracing_same_results_as_pyroomacoustics(
      self, room, source, mic_array, num_rays
  ):
      num_bands = 6
      energy_thres = 1e-7
      time_thres = 10.0
      hist_bin_size = 0.004
      mic_radius = 0.5
      sound_speed = 343.0
  
      absorption = torch.full((num_bands, 6), 0.1, dtype=self.dtype)
      scattering = torch.full((num_bands, 6), 0.4, dtype=self.dtype)
      room = torch.tensor(room, dtype=self.dtype)
      source = torch.tensor(source, dtype=self.dtype)
      mic_array = torch.tensor(mic_array, dtype=self.dtype)
  
      hist_pra = _pra_ray_tracing(
          room,
          absorption,
          scattering,
          num_bands,
          mic_array,
          source,
          num_rays,
          energy_thres,
          time_thres,
          hist_bin_size,
          mic_radius,
          sound_speed,
      )
  
      hist = F.ray_tracing(
          room=room,
          source=source,
          mic_array=mic_array,
          num_rays=num_rays,
          absorption=absorption,
          scattering=scattering,
          sound_speed=sound_speed,
          mic_radius=mic_radius,
          energy_thres=energy_thres,
          time_thres=time_thres,
          hist_bin_size=hist_bin_size,
      )
  
      self.assertEqual(hist, hist_pra, atol=0.001, rtol=0.001)
  
file_path: audio/test/torchaudio_unittest/prototype/functional/pyroomacoustics_compatibility_test.py
imports: import math
  import numpy
  import torch
  import torchaudio.prototype.functional
  from parameterized import parameterized
  from torchaudio._internal import module_utils
  from torchaudio_unittest.common_utils import PytorchTestCase, skipIfNoModule, skipIfNoRIR
label_desc: Use image node_id 3 for calling the CompatibilityTest obj's underlying member method code with example usage: obj.test_ray_tracing_same_results_as_pyroomacoustics(room, source, mic_array, num_rays) without return types