save project

NN.PY/N.py

@@ -20,6 +20,17 @@ while True:
         if event.type == locals.QUIT:
             exit()
 
+        if event.type == locals.KEYDOWN:
+            if event.ky == locals.K_UP
+            volume +=0.1
+            if volume > 1:
+                volume = 1
+            pygame.mixer.music.set_volume(volume)
+            if event.key== locals.K_DOWN
+                volume-=1
+                if volume <0:
+                    volume=0
+
     if pygame.mixer.music.get_busy() == False:
         pygame.mixer.music.play()