code: def test_majority_vote(self):
      score = majority_vote(self.scores, n_classes=3)
      assert_allclose(score, np.array([1, 0, 2, 1]))
  
imports: import os
  import sys
  import unittest
  from numpy.testing import assert_allclose
  from numpy.testing import assert_array_equal
  from numpy.testing import assert_equal
  from numpy.testing import assert_raises
  import numpy
  from sklearn.utils import shuffle
  from combo.models.score_comb import aom
  from combo.models.score_comb import moa
  from combo.models.score_comb import average
  from combo.models.score_comb import maximization
  from combo.models.score_comb import median
  from combo.models.score_comb import majority_vote
label_desc: Use image node_id 2 for calling the TestMajorityVote obj's underlying member method code with example usage: obj.test_majority_vote() without return types