code: def get_config(self):
      return self.config
  
file_path: spektral/spektral/models/general_gnn.py
imports: from tensorflow.keras import Model, Sequential
  from tensorflow.keras.layers import Activation, Add, BatchNormalization, Concatenate, Dense, Dropout, PReLU
  from spektral.layers import GeneralConv
  from spektral.layers.pooling import global_pool
label_desc: Use image node_id 3 for calling the MLP obj's underlying member method code with example usage: obj.get_config() and returns: self