docstr: Use this property to return the hierarchical map between classes and segment ids, example:
  {
      'Airplaine': [0,1,2],
      'Boat': [3,4,5]
  }
docstr_tok: ["Use","this","property","to","return","the","hierarchical","map","between","classes","and","segment","ids",",","example",":","{","'Airplaine","'",":","[","0,1,2","]",",","'Boat","'",":","[","3,4,5","]","}"]
code: def class_to_segments(self):
      """Use this property to return the hierarchical map between classes and segment ids, example:
      {
          'Airplaine': [0,1,2],
          'Boat': [3,4,5]
      }
      """
      return None
  
imports: import os
  from abc import ABC, abstractmethod
  import logging
  import functools
  from functools import partial
  import numpy
  import torch
  import torch_geometric
  from torch_geometric.transforms import Compose, FixedPoints
  import copy
  from torch_points3d.models import model_interface
  from torch_points3d.core.data_transform import instantiate_transforms, MultiScaleTransform
  from torch_points3d.core.data_transform import instantiate_filters
  from torch_points3d.datasets.batch import SimpleBatch
  from torch_points3d.datasets.multiscale_data import MultiScaleBatch
  from torch_points3d.utils.enums import ConvolutionFormat
  from torch_points3d.utils.config import ConvolutionFormatFactory
  from torch_points3d.utils.colors import COLORS, colored_print
label_desc: Use image node_id 31 for calling the BaseDataset obj's underlying member method code with example usage: obj.class_to_segments() and returns: None