def is_degenerate()

in question_generation/question_engine.py [0:0]

• 20 lines of code
• 8 McCabe index (conditional complexity)

def is_degenerate(question, metadata, scene_struct, answer=None, verbose=False):
  """
  A question is degenerate if replacing any of its relate nodes with a scene
  node results in a question with the same answer.
  """
  if answer is None:
    answer = answer_question(question, metadata, scene_struct)

  for idx, node in enumerate(question['nodes']):
    if node['type'] == 'relate':
      new_question = {
        'nodes': insert_scene_node(question['nodes'], idx)
      }
      new_answer = answer_question(new_question, metadata, scene_struct)
      if verbose:
        print('here is truncated question:')
        for i, n in enumerate(new_question['nodes']):
          name = n['type']
          if 'side_inputs' in n:
            name = '%s[%s]' % (name, n['side_inputs'][0])
          print(i, name, n['_output'])
        print('new answer is: ', new_answer)

      if new_answer == answer:
        return True

  return False