code: def testRegression(self, frameSize=512, hopSize=256):
      fs = 44100.0
      audio = MonoLoader(
          filename=join(
              testdata.audio_dir, "recorded/mozart_c_major_30sec.wav"
          ),
          sampleRate=fs,
      )()
  
      startStopCut = StartStopCut(frameSize=frameSize, hopSize=hopSize)
  
      start, end = startStopCut(audio)
  
      self.assertEqual(start, 0)
      self.assertEqual(end, 1)
  
file_path: essentia/test/src/unittests/audioproblems/test_startstopcut.py
imports: from essentia_test import *
  from essentia import array
label_desc: Use image node_id 5 for calling the TestStartStopCut obj's underlying member method code with example usage: obj.testRegression(frameSize, hopSize) without return types