code: def __repr__(self):
      return self.__class__.__name__
  
file_path: DIG/dig/auggraph/method/SMixup/model/GCN.py
imports: import torch
  import torch.nn
  import torch.nn.functional
  import torch_geometric.transforms
  from torch_geometric.nn import GCNConv
  from torch_geometric.nn.glob import global_add_pool, global_mean_pool, global_max_pool
  from typing import List, Optional, Union
  from torch import Tensor
  from torch_scatter import scatter
  from torch.nn import Linear, Sequential, ReLU, BatchNorm1d
label_desc: Use image node_id 5 for calling the GCN obj's underlying member method code with example usage: obj.__repr__() and returns: self