code: def _build_network(self):
      # Backbone
      self._backbone = CategoryEmbeddingBackbone(self.hparams)
      # Embedding Layer
      self._embedding_layer = self._backbone._build_embedding_layer()
      # Head
      self.head = self._get_head_from_config()
  
file_path: pytorch_tabular/src/pytorch_tabular/models/category_embedding/category_embedding_model.py
imports: import torch
  import torch.nn
  from omegaconf import DictConfig
  from pytorch_tabular.models.common.layers import Embedding1dLayer
  from pytorch_tabular.utils import _initialize_layers, _linear_dropout_bn
  from ..base_model import BaseModel
label_desc: Use image node_id 5 for calling the CategoryEmbeddingModel obj's underlying member method code with example usage: obj._build_network() without return types