save project

my_music.py

@@ -63,6 +63,16 @@ while True:
                         pygame.mixer.music.play()
                         play_button=stop_img
                         click=0
+                
+                if x>420 and x<520 and y>350 and y<450:
+                    num+=1
+                    if num<0:
+                        num=len(filelist)-1
+                        pygame.mixer.music.load(path+"\\"+music_list[num])
+                        pygame.mixer.music.play()
+                        play_button=stop_img
+                        click=0
+
     if pygame.mixer.music.get_busy() == False:
         num += 1
         if num > len(filelist)-1: