code: def assert_intervals_equal(self, i1, i2):
      self.assertTrue((i1 == i2).all())
  
imports: from __future__ import absolute_import, division, print_function
  import unittest
  from os.path import join
  from madmom.evaluation.chords import *
  from .None import ANNOTATIONS_PATH, DETECTIONS_PATH
label_desc: Use image node_id 4 for calling the TestChordParsing obj's underlying member method code with example usage: obj.assert_intervals_equal(i1, i2) without return types