code: def _augmented_a_undirected_two_nbrs():
      """Returns an augmented `tf.train.Example` instance for node A."""
      return _augmented_a_directed_two_nbrs()
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  from absl.testing import absltest
  from neural_structured_learning.tools import graph_utils
  from neural_structured_learning.tools import pack_nbrs
  import tensorflow
  from google.protobuf import text_format
label_desc: Use image node_id 11 for calling a global function with example usage: _augmented_a_undirected_two_nbrs() and returns: _augmented_a_directed_two_nbrs