code: def test_values(self):
      self.assertTrue(self.processor.window == np.hanning)
      self.assertTrue(self.processor.fft_size is None)
      self.assertTrue(self.processor.circular_shift is False)
  
imports: from __future__ import absolute_import, division, print_function
  import sys
  import unittest
  from os.path import join
  from madmom.audio.spectrogram import Spectrogram
  from madmom.audio.stft import *
  from .None import AUDIO_PATH
label_desc: Use image node_id 3 for calling the ShortTimeFourierTransformProcessorClass obj's underlying member method code with example usage: obj.test_values() without return types