code: def example_4_4():
      happy_wp = HappyWordPrediction()
      args = WPTrainArgs(num_train_epochs=1)
      happy_wp.train("../../data/wp/train-eval.txt", args=args)
  
imports: from happytransformer import HappyWordPrediction, WPTrainArgs, WPEvalArgs
label_desc: Use image node_id 5 for calling a global function with example usage: example_4_4() without return types