code: def val_dataloader(self):
      return DataLoader(DummyDataset(), batch_size=3, shuffle=False)
  
imports: import torch
  from lightning.pytorch.core.module import LightningModule
  from torch import Tensor, nn
  from torch.utils.data import DataLoader, Dataset
label_desc: Use image node_id 6 for calling the DeterministicModel obj's underlying member method code with example usage: obj.val_dataloader() and returns: DataLoader