code: def get_loss_layers(self) -> List[torch.Tensor]:
      return [self.yolo1, self.yolo2, self.yolo3]
  
imports: from typing import Union, List, Tuple, Optional
  import torch
  import torch.nn
  import numpy
  from .utils import transform_prediction
label_desc: Use image node_id 2 for calling the YoloV3 obj's underlying member method code with example usage: obj.get_loss_layers() and returns: list