code: def test__create_cav_training_set(self):
      x, labels, labels2text = self.cav._create_cav_training_set(
          self.concepts, self.bottleneck, self.acts
      )
      # check values of some elements.
      self.assertEqual(x[0][0], 0)
      self.assertEqual(x[5][0], 1)
      self.assertEqual(labels[0], 0)
      self.assertEqual(labels[5], 1)
      self.assertEqual(labels2text[0], "concept1")
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import os
  import pickle
  import shutil
  import numpy
  import tensorflow
  from sklearn import linear_model
  from six.moves import range
  from tcav.cav import CAV, get_or_train_cav
  from tensorflow.python.platform import flags
  from tensorflow.python.platform import googletest
label_desc: Use image node_id 6 for calling the CavTest obj's underlying member method code with example usage: obj.test__create_cav_training_set() without return types