切换场景前音乐停止播放

src/scenes/game_scene.py

@@ -34,6 +34,7 @@ class GameScene(BaseScene):
 
     def update(self, dt=0):
         if self.back_status:
+            pygame.mixer_music.stop()
             self.switch_to_scene("MainMenuScene")
         if self.Left_status and self.dirty_x >= 0:
             self.dirty_x -= 1