code: def load(self, *args, **kwargs):
      dataset = super().load(*args, **kwargs)
      if dataset is not None and hasattr(dataset, "try_fast_read"):
          dataset.try_fast_read()
  
      return dataset
  
file_path: mmf/mmf/datasets/builders/vqa2/builder.py
imports: from mmf.common.registry import registry
  from mmf.datasets.builders.vqa2.dataset import VQA2Dataset
  from mmf.datasets.mmf_dataset_builder import MMFDatasetBuilder
label_desc: Use image node_id 3 for calling the VQA2Builder obj's underlying member method code with example usage: obj.load() and returns: dataset