code: def get_question_answer(self, example_dict):
      return (example_dict[Q], A_TOKEN, example_dict[A], {})
  
imports: import unittest
  from parlai.core.params import ParlaiParser
  import parlai.utils.testing
  from parlai.tasks.reasoning.base import AbstractQuestionAnswer, AbstractReason, AbstractReasoningTeacher
  from dataclasses import dataclass
label_desc: Use image node_id 1 for calling the DummyQuestionAnswer obj's underlying member method code with example usage: obj.get_question_answer(example_dict) and returns: example_dict,  A_TOKEN,  example_dict,  dict