code: def __init__(
      self, config, dataset_type, imdb_file_index, *args, **kwargs
  ):
      super().__init__(
          config, dataset_type, imdb_file_index, *args, **kwargs
      )
      self.dataset_name = "masked_sbu"
      self._two_sentence = config.get("two_sentence", True)
      self._false_caption = config.get("false_caption", True)
      self._two_sentence_probability = config.get(
          "two_sentence_probability", 0.5
      )
      self._false_caption_probability = config.get(
          "false_caption_probability", 0.5
      )
  
imports: from mmf.datasets.builders.coco import MaskedCOCODataset
label_desc: Use image node_id 1 to create a new MaskedSBUDataset object from inherited base classes: MaskedCOCODataset with example: obj = MaskedSBUDataset(config, dataset_type, imdb_file_index)