code: def config_path(cls):
      return "configs/datasets/airstore/defaults.yaml"
  
imports: from mmf.common.registry import registry
  from mmf.datasets.builders.airstore.dataset import AirstoreDataset
  from mmf.datasets.mmf_dataset_builder import MMFDatasetBuilder
label_desc: Use image node_id 2 for calling the AirstoreDatasetBuilder obj's underlying member method code with example usage: obj.config_path(cls) and returns: str