code: def run_save_load(happy, output_path, args, data_path, run_type):
      args.save_path = output_path
      args.load_path = False
  
      if run_type == "train":
          happy.train(data_path, args=args)
      elif run_type == "eval":
          result = happy.eval(data_path, args=args)
      elif run_type == "test":
          result = happy.test(data_path, args=args)
      else:
          ValueError("invalid run_type for run_save_load")
  
      args.save_path = False
      args.load_path = output_path
  
      if run_type == "train":
          happy.train(data_path, args=args)
      elif run_type == "eval":
          result = happy.eval(data_path, args=args)
      elif run_type == "test":
          result = happy.test(data_path, args=args)
  
label_desc: Use image node_id 1 for calling a global function with example usage: run_save_load(happy, output_path, args, data_path, run_type) without return types