class_docstr: Essentia Solution.
code: def compute(self, *args):
      algo = es.HumDetector(minimumDuration=10.0)
  
      x = args[1]
      _, frequencies, saliences, starts, ends = algo(x)
  
      return frequencies
  
imports: import sys
  import essentia.standard
  from qa_test import *
  from qa_testvalues import QaTestValues
label_desc: Use image node_id 1 for calling the EssentiaWrap obj's underlying member method code with example usage: obj.compute() and returns: frequencies