class_docstr: A simple dataset made of a list of entries.
class_docstr_tok: ["A","simple","dataset","made","of","a","list","of","entries","."]
code: def __getitem__(self, index):
      return self._entries[index]
  
file_path: pytorch3d/projects/nerf/nerf/dataset.py
imports: import os
  from typing import List, Optional, Tuple
  import numpy
  import requests
  import torch
  from PIL import Image
  from pytorch3d.renderer import PerspectiveCameras
  from torch.utils.data import Dataset
label_desc: Use image node_id 3 for calling the ListDataset obj's underlying member method code with example usage: obj.__getitem__(index) and returns: self