save project

my_music.py

@@ -56,6 +56,23 @@ while True:
                     else:
                         play_button = play_img
                         pygame.mixer.music.pause()
+                if x >120 and x<220 and y >350 and y<400:
+                    num -=1
+                    if num <0:
+                        num =len(music_list)-1
+                    pygame.mixer.music.load(path+"\\"+music_list[num])
+                    pygame.mixer.music.play()
+                    click=0
+                    play_button=stop_img
+
+                if x >420 and x<520 and y >350 and y<400:
+                    num +=1
+                    if num >3:                        
+                        num =0
+                    pygame.mixer.music.load(path+"\\"+music_list[num])
+                    pygame.mixer.music.play()
+                    click=1
+                    play_button=play_img
 
     if pygame.mixer.music.get_busy() == False:
         num+=1