code: def _verify_value(self, sess, tensor, expected):
      output = sess.run(tensor)
      self.assertAllClose(output, expected, 1e-9)
  
file_path: tensor2tensor/tensor2tensor/utils/expert_utils_test.py
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  from tensor2tensor.layers import common_attention
  from tensor2tensor.utils import expert_utils
  import tensorflow.compat.v1
label_desc: Use image node_id 1 for calling the ExpertUtilsTest obj's underlying member method code with example usage: obj._verify_value(sess, tensor, expected) without return types