code: def activate_scene(self, scene_uuid, duration=1.0):
          
  
          argument_tuples = [
              ("duration", duration),
          ]
  
          return self.client.perform_request(
              method='put', endpoint='scenes/scene_id:{}/activate',
              endpoint_args=[scene_uuid], argument_tuples=argument_tuples)
docs: Activate a scene.
  
          See http://api.developer.lifx.com/docs/activate-scene
  
          scene_uuid: required String
              The UUID for the scene you wish to activate
  
          duration: Double
              The time in seconds to spend performing the scene transition.
              default: 1.0