code: def __getitem__(self, index):
      return torch.ones(3, 32, 32), torch.tensor(1)
  
imports: import sys
  import pytest
  import torch
  from torch import nn
  from torch.utils.data import Dataset
  from kornia.contrib import ClassificationHead, VisionTransformer
  from kornia.x import Configuration, ImageClassifierTrainer
  from kornia.x.trainer import Accelerator
label_desc: Use image node_id 2 for calling the DummyDatasetClassification obj's underlying member method code with example usage: obj.__getitem__(index) and returns: torch,  torch