      def get_config(self):
          """ Returns the config of the optimizer.
  
          An optimizer config is a Python dictionary (serializable) containing the configuration of
          an optimizer. The same optimizer can be reinstantiated later (without any saved state) from
          this configuration.
  
          Returns
          -------
          dict
              The optimizer configuration.
 
</s>
        an optimizer. The same optimizer can be re-instantiated later (without any saved state)
        from this configuration.
      def get_config(self):
          """ Returns the config of the optimizer.
  
          An optimizer config is a Python dictionary (serializable) containing the configuration of
        an optimizer. The same optimizer can be re-instantiated later (without any saved state)
        from this configuration.
        an optimizer. The same optimizer can be re-instantiated later (without any saved state)
        from this configuration.
  
          Returns
          -------
          dict
              The optimizer configuration.
keep keep keep keep replace replace keep keep keep keep keep
 Update Travis Tests for optimizers
lib/model/optimizers_tf.py