auto save

my_music.py

@@ -13,7 +13,7 @@ last_img = pygame.image.load('last.png')  # 上一曲按钮
 next_img = pygame.image.load('next.png')  # 下一曲按钮
 logo_img = pygame.image.load('logo.png')  # 中间logo
 
-pygame.mixer.music.load("")
+pygame.mixer.music.load("歌曲3.wav")
 volume = 0.5
 
 
@@ -22,7 +22,11 @@ while True:
         if event.type == pygame.QUIT:
              exit()
         if event.type ==pygame.KEYDOWN:
-            if 
+            if event.key == pygame.K_UP:
+                volume +=0.1
+            if event.key == pygame.K_DOWN:
+                 volume -=0.1
+    pygame.mixer.music.set_volume(volume)
     if pygame.mixer.music.get_busy()==False:
         pygame.mixer.music.play()