code: def testNonUniformEmptyInput(self):
      nEmptySlots = [[], [0, 0]]
      self.assertRaises(
          EssentiaException, lambda: RhythmTransform()(nEmptySlots)
      )
  
file_path: essentia/test/src/unittests/rhythm/test_rhythmtransform.py
imports: from essentia_test import *
  import numpy
label_desc: Use image node_id 5 for calling the TestRhythmTransform obj's underlying member method code with example usage: obj.testNonUniformEmptyInput() without return types