save project

my_music.py

@@ -52,7 +52,7 @@ while True:
                         pygame.mixer.music.pause()
 
     if pygame.mixer.music.get_busy() == False:
-        num+1
+        num+=1
         if num >len(filelist)-1:
             num=0
         pygame.mixer.music.load(filelist[num])