code: def get_updates(self, params, loss):
      updates = self.optimizer.get_updates(params=params, loss=loss)
      updates += self.additional_updates
      self.updates = updates
      return self.updates
  
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 2 for calling the AdditionalUpdatesOptimizer obj's underlying member method code with example usage: obj.get_updates(params, loss) and returns: self