save project

my_music.py

@@ -55,8 +55,13 @@ while True:
                     num-=1
                     if num<0:
                         num=len(music_list)-1
-                    pygame.mixer.music.load()
+                    pygame.mixer.music.load(path+"\\"+music_list[num])
+                    pygame.mixer.music.play()
     if pygame.mixer.music.get_busy() == False:
+        num+=1
+        if num>len(music_list)-1:
+            num=0
+        pygame.mixer.music.load(path+"\\"+music_list[num])
         pygame.mixer.music.play()
 
     # 绘制画面