code: def testPerfectlyTempered(self):
      nCents = 10
      nSemitones = 12
      size = nCents * nSemitones
      hpcp = zeros(size)
      # peaks at semitone position:
      for i in range(0, size, nCents):
          hpcp[i] = 1.0
      self.assertEqualVector(HighResolutionFeatures()(hpcp), [0, 0, 0])
  
imports: from essentia_test import *
label_desc: Use image node_id 3 for calling the TestHighResolutionFeatures obj's underlying member method code with example usage: obj.testPerfectlyTempered() without return types