save project

my_game.py

@@ -128,6 +128,7 @@ while True:
                     sprite.score=0
         if score>old_score:
             score_audio.play()
+            old_score=score
 
         scoreSurf=basic_font.render('分数:'+str(score),True,(255,255,255))
         screen.blit(scoreSurf,(880,20))