pygame music, cant read mp3?

[globalrev]

http://www.pygame.org/docs/ref/mixer.html

import pygame

#pygame.mixer.init(frequency=22050, size=-16, channels=2,
buffer=3072)  //it complained abiout words=
so i guess its only the nbrs should be there//

pygame.mixer.init(22050, -16, 2, 3072)
pygame.mixer.music.load("example1.mp3")
pygame.mixer.music.play(loops=1, start=0.0)



Traceback (most recent call last):
  File "C:\Python25\myPrograms\pygameProgs\musicexp.py", line 5, in
<module>
    pygame.mixer.music.load("example1.mp3")
error: Couldn't read from 'example1.mp3'