code: def __getitem__(self, index):
      return [self.data[index], self.data[index]]
  
imports: import os
  import argparse
  import traceback
  import re
  import io
  import yaml
  import numpy
  from easydict import EasyDict
  from pgl.utils import paddle_helper
  from pgl.graph_wrapper import BatchGraphWrapper
  import propeller.paddle
  from propeller.paddle.data import Dataset
  import paddle.fluid
  import paddle.fluid.layers
  import logging
  from propeller import log
  from ernie.tokenizing_ernie import ErnieTokenizer
  from ernie.tokenizing_ernie import ErnieTinyTokenizer
  from dataset.graph_reader import BatchGraphGenerator
  from models.encoder import Encoder
  from models.pretrain_model_loader import PretrainedModelLoader
  from models.loss import Loss
  from optimization import optimization
label_desc: Use image node_id 2 for calling the PredictData obj's underlying member method code with example usage: obj.__getitem__(index) and returns: list