code: def testEmpty(self):
      tickCandidates = [[], [], [], [], []]
      ticks, confidence = TempoTapMaxAgreement()(
          np.array(tickCandidates)
      )
      self.assertEqualVector(ticks, [])
      self.assertEqual(confidence, 0)
  
file_path: essentia/test/src/unittests/rhythm/test_tempotapmaxagreement.py
imports: from essentia_test import *
  import math
  from essentia.standard import *
  import essentia.streaming
  import numpy
label_desc: Use image node_id 4 for calling the TestTempoTapMaxAgreement obj's underlying member method code with example usage: obj.testEmpty() without return types