code: def __init__(self, transform=None):
      self.transform = transform
      pass
  
imports: import os
  import pickle
  import warnings
  from unittest.mock import patch
  import numpy
  import pytest
  from torch.utils.data import Dataset
  from baal.active import ActiveLearningDataset, heuristics
  from baal.active.active_loop import ActiveLearningLoop
label_desc: Use image node_id 1 to create a new MyDataset object from inherited base classes: Dataset with example: obj = MyDataset(transform)