code: def get_local_feat(self):
      return self.pointnet_seg.local_nn(self.pos)
  
imports: import torch.nn.functional
  import logging
  from omegaconf import OmegaConf
  from torch_points3d.core.base_conv.base_conv import *
  from torch_points3d.core.common_modules.base_modules import *
  from torch_points3d.utils.config import ConvolutionFormatFactory
  from torch_points3d.modules.PointNet import *
  from torch_points3d.models.base_model import BaseModel
  from torch_points3d.utils.model_building_utils.resolver_utils import flatten_dict
  from torch_points3d.datasets.segmentation import IGNORE_LABEL
label_desc: Use image node_id 3 for calling the SegPointNetModel obj's underlying member method code with example usage: obj.get_local_feat() and returns: self