code: def load_data(self, dataset: Dataset) -> Any:
      self.dataset = dataset
      return range(len(self.dataset))
  
imports: from typing import Any
  from torch.utils.data import Dataset
  from flash.core.data.io.input import DataKeys, Input
label_desc: Use image node_id 1 for calling the PointCloudObjectDetectorDatasetInput obj's underlying member method code with example usage: obj.load_data(dataset) and returns: range