code: def testSinglePeakHw0(self):
      freq_speaks = [55]
      mag_speaks = [1]
      outputLength = 600
      calculatedPitchSalience = PitchSalienceFunction(
          harmonicWeight=0.0
      )(freq_speaks, mag_speaks)
      self.assertEqual(calculatedPitchSalience[0], 1)
      self.assertEqualVector(
          calculatedPitchSalience[1:outputLength],
          zeros(outputLength - 1),
      )
      self.assertEqual(len(calculatedPitchSalience), outputLength)
  
imports: from essentia_test import *
  from numpy import *
label_desc: Use image node_id 9 for calling the TestPitchSalienceFunction obj's underlying member method code with example usage: obj.testSinglePeakHw0() without return types