code: def test_buf_size_not_power_of_two(self):
      win_s = 320
      hop_s = win_s // 2
      try:
          with self.assertRaises(RuntimeError):
              pvoc(win_s, hop_s)
      except AssertionError:
          # when compiled with fftw3, aubio supports non power of two fft sizes
          self.skipTest(
              "creating aubio.pvoc with size %d did not fail" % win_s
          )
  
imports: from numpy.testing import TestCase, assert_equal, assert_array_less
  from _tools import parametrize, skipTest
  from aubio import fvec, cvec, pvoc, float_type
  import numpy
label_desc: Use image node_id 5 for calling the aubio_pvoc_wrong_params obj's underlying member method code with example usage: obj.test_buf_size_not_power_of_two() without return types