'Util hared between different serialization methods.
# Returns
Model config with Keras version information added.'

def _updated_config(self):

    from .. import __version__ as keras_version
    config = self.get_config()
    model_config = {'class_name': self.__class__.__name__, 'config': config, 'keras_version': keras_version, 'backend': K.backend()}
    return model_config
