save project

my_music.py

@@ -18,7 +18,7 @@ music_list=[]
 path="C:\\Users\\maku\\Desktop\\test"
 filelist=os.listdir(path)
 for i in filelist:
-    if i[-4:]==".ogg" or i[-4]==".wav":
+    if i[-4:]==".ogg" or i[-4:]==".wav":
         music_list.append(i)   
 num=-1
 volume = 0.2
@@ -54,6 +54,14 @@ 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()
+                    play_button=stop_img
+                    click=0     
 
     
     if pygame.mixer.music.get_busy() == False: