save project

my_music.py

@@ -62,8 +62,8 @@ while True:
                 if x>420 and x<520 and y>350 and y<400:
                 # 次数增加
                     e+= 1
-                    if e < 0:
-                        e = len(k) - 1
+                    if e > len(k) - 1:
+                        e =0
                     pygame.mixer.music.load(k[e])   
                     pygame.mixer.music.play()
                     e=0