code: def get_config(self):
      return self.optimizer.get_config()
  
imports: import numpy
  from keras.models import model_from_config, Sequential, Model, model_from_config
  import keras.optimizers
  import keras.backend
label_desc: Use image node_id 3 for calling the AdditionalUpdatesOptimizer obj's underlying member method code with example usage: obj.get_config() and returns: self