save project

my_music.py

@@ -26,7 +26,19 @@ click = 0
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
-            exit() 
+            exit()
+        if event.type == locals.KEYDOWN:
+            if event.key == locals.k_UP:
+                volume += 0.1
+                if volume>1:
+                    volume=1
+                pygame.mixer.music.set_volume(volume) 
+            if event.key == locals.K_DOWN:
+                volume -= 0.1
+                if volume<0:
+                    volume=0
+                pygame.mixer.music.set_volume(volume)
+                              
     if pygame.mixer.music.get_buey()==False:
         pygame.mixer.music.play()
     # 绘制画面