save project

my_music.py

@@ -58,14 +58,15 @@ while True:
                 num-=1
                 if num<0:
                     num=len(nmd)-1
+                print(nmd)
                 sb=0
                 play_img=stop_img
                 pygame.mixer.music.load(path+'\\'+nmd[num])
                 pygame.mixer.music.play()
-                if x>120 and x<220 and y>350 and y<400:
+            if x>420 and x<520 and y>350 and y<400:
                 num+=1
-                    if num<0:
-                        num=len(nmd)+1
+                if num>len(nmd)-1:
+                    num=0
                 sb=0
                 play_img=stop_img
                 pygame.mixer.music.load(path+"\\"+nmd[num])