save project

my_music.py

@@ -24,11 +24,12 @@ while True:
                 volume+=0.1
                 if volume>1:
                     volume=1
-                pygame.mixer.music.set_volume(volumewwwwwww)
+                pygame.mixer.music.set_volume(volume)
             if event.key==locals.K_s:
                 volume-=0.1
                 if volume<0:
                     volume=0
+                pygame.mixer.music.set_volume(volume)
     if pygame.mixer.music.get_busy()==False:
         pygame.mixer.music.play()
     # 绘制画面