code: def main():
      # example_3_0()
      # example_3_1()
      # example_3_2()
      # example_3_3()
      # example_3_4()
      example_3_5()
  
imports: from happytransformer import HappyQuestionAnswering, QATrainArgs, QAEvalArgs, QATestArgs
label_desc: Use image node_id 7 for calling a global function with example usage: main() without return types