code: def __getitem__(self, idx):
      return torch.ones(1)
  
imports: import shutil
  import tempfile
  from pathlib import Path
  import pytorch_lightning
  import torch
  import torch.nn.functional
  from torch import nn
  from torch.utils.data import DataLoader, Dataset
  from anomalib.utils.loggers.tensorboard import AnomalibTensorBoardLogger
label_desc: Use image node_id 2 for calling the DummyDataset obj's underlying member method code with example usage: obj.__getitem__(idx) and returns: torch