code: def test_overdrive(self):
      gain = 30
      colour = 40
  
      data, path = self.get_whitenoise()
      result = F.overdrive(data, gain, colour)
      self.assert_sox_effect(result, path, ["overdrive", gain, colour])
  
imports: import torch
  import torchaudio.functional
  from torchaudio_unittest.common_utils import get_asset_path, get_whitenoise, load_wav, save_wav, skipIfNoExec, skipIfNoSox, sox_utils, TempDirMixin, TorchaudioTestCase
label_desc: Use image node_id 22 for calling the TestFunctionalFiltering obj's underlying member method code with example usage: obj.test_overdrive() without return types