code: def test_window_size(self):
      # window size must match frame size
      with self.assertRaises(ValueError):
          stft(np.arange(10).reshape(5, 2), window=[1, 2, 3])
  
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 2 for calling the TestStftFunction obj's underlying member method code with example usage: obj.test_window_size() without return types