docstr: creating a pitch object with parameters 
docstr_tok: ["creating","a","pitch","object","with","parameters"]
code: def test_run_on_silence(self):
      "creating a pitch object with parameters"
      p = pitch("default", 2048, 512, 32000)
      assert_equal(
          [p.method, p.buf_size, p.hop_size, p.samplerate],
          ["default", 2048, 512, 32000],
      )
  
file_path: aubio/python/tests/test_pitch.py
imports: from numpy.testing import TestCase, assert_equal
  from numpy import sin, arange, mean, median, isnan, pi
  from aubio import fvec, pitch, freqtomidi, float_type
label_desc: Use image node_id 2 for calling the aubio_pitch_Good_Values obj's underlying member method code with example usage: obj.test_run_on_silence() without return types