code: def embedding_layer(self):
      return self._embedding_layer
  
imports: from typing import Dict
  import torch
  import torch.nn
  from omegaconf import DictConfig
  from pytorch_tabnet.tab_network import TabNet
  from pytorch_tabnet.utils import create_group_matrix
  from ..base_model import BaseModel
label_desc: Use image node_id 3 for calling the TabNetModel obj's underlying member method code with example usage: obj.embedding_layer() and returns: self