code: def test_process(self):
      beats = self.processor(sample_blstm_act)
      self.assertTrue(np.allclose(beats, [0.09, 0.79, 1.49]))
  
imports: from __future__ import absolute_import, division, print_function
  import unittest
  from os.path import join
  from madmom.ml.hmm import HiddenMarkovModel
  from madmom.audio.signal import FramedSignal
  from madmom.features import Activations
  from madmom.features.beats import *
  from madmom.features.beats_hmm import *
  from .None import AUDIO_PATH, ACTIVATIONS_PATH
label_desc: Use image node_id 2 for calling the TestCRFBeatDetectionProcessorClass obj's underlying member method code with example usage: obj.test_process() without return types