code: def dataloader():
      dataset = DummyDatasetDetection()
      return torch.utils.data.DataLoader(dataset, batch_size=1)
  
imports: import sys
  import pytest
  import torch
  from torch import nn
  from torch.utils.data import Dataset
  from kornia.x import Configuration, ObjectDetectionTrainer
  from kornia.x.trainer import Accelerator
label_desc: Use image node_id 2 for calling a global function with example usage: dataloader() and returns: torch