save project

my_music.py

@@ -23,7 +23,15 @@ while True:
 
 
         if event.type == locals.KEYDOWN:
         if event.type == locals.KEYDOWN:
             if event.key == locals.K_w:
             if event.key == locals.K_w:
-                volume
+                volume += 0.1
+                if volume > 1:
+                    volume = 1
+                    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:
     if pygame.mixer.music.get_busy() == False:
         pygame.mixer.music.play()
         pygame.mixer.music.play()