code: def load_dataset_example(format, name, dataset_dir):
      dataset_dir = f"{dataset_dir}/{name}"
      if format == "PyG":
          if name == "QM7b":
              dataset_raw = QM7b(dataset_dir)
              return dataset_raw
  
label_desc: Use image node_id 1 for calling a global function with example usage: load_dataset_example(format, name, dataset_dir) and returns: dataset_raw