code: def testIsSilent(self):
      self.assertEqual(True, isSilent([0] * 100))
  
file_path: essentia/test/src/unittests/base/test_utils.py
imports: from essentia_test import *
  import math
  import cmath
  import sys
label_desc: Use image node_id 1 for calling the TestUtils obj's underlying member method code with example usage: obj.testIsSilent() without return types