code: def testEmpty(self):
      self.assertComputeFails(PitchYinProbabilistic(), [])
  
file_path: essentia/test/src/unittests/tonal/test_pitchyinprobabilistic.py
imports: from essentia_test import *
  from numpy import sin, pi, mean, random
label_desc: Use image node_id 1 for calling the TestPitchYinProbabilistic obj's underlying member method code with example usage: obj.testEmpty() without return types