code: def __getitem__(self, index):
      return self.data[index]
  
imports: import os
  import re
  import pytest
  import pytorch_lightning
  import torch
  from pytorch_lightning import LightningModule, Trainer
  from pytorch_lightning.callbacks import ModelCheckpoint
  from pytorch_lightning.loggers.neptune import NeptuneLogger
  from torch.utils.data import DataLoader, Dataset
  import neptune
  from tests.e2e.base import BaseE2ETest
label_desc: Use image node_id 2 for calling the RandomDataset obj's underlying member method code with example usage: obj.__getitem__(index) and returns: self