Handles a snapshot request

def handle_snapshot(self, msg):
        """Handles a snapshot request"""
        logging.debug("Sending state snapshot request")
        identity = msg[0]
        self.snapshot.send_multipart([identity] + msgs.MessageBuilder.mainswitch_state(self.sequence_number, self.app.state.mainswitch))
        self.snapshot.send_multipart([identity] + msgs.MessageBuilder.brightness(self.sequence_number, self.app.state.brightness))
        for animation_id, anim  in enumerate(self.app.state.animationClasses):
            self.snapshot.send_multipart([identity] + msgs.MessageBuilder.animation_add(self.sequence_number, animation_id, anim.name))
        for scene_id, scene in self.app.state.scenes.items():
            self.snapshot.send_multipart([identity] + msgs.MessageBuilder.scene_add(
                self.sequence_number, scene_id, scene.animation_id, scene.name, scene.color, scene.velocity, scene.config))
        self.snapshot.send_multipart([identity] + msgs.MessageBuilder.scene_active(
            self.sequence_number, 0 if self.app.state.activeSceneId is None else self.app.state.activeSceneId))