code: def __getitem__(self, idx):
      return self.inputs[idx]
  
file_path: colossalai/examples/images/vit/data.py
imports: import torch
  from datasets import load_dataset
  from torch.utils.data import Dataset
label_desc: Use image node_id 3 for calling the BeansDataset obj's underlying member method code with example usage: obj.__getitem__(idx) and returns: self