class UpdateTwitterHandler(tornado.web.RequestHandler, tornado.auth.TwitterMixin):
@tornado.web.asynchronous
@tornado.gen.engine
def post(self):
access_token = self.get_current_user_access_token()
result = yield tornado.gen.Task(self.twitter_request,
"/account/update_profile_background_image",
image=open('new_image.png', 'rb').read(),
access_token=access_token)
print result
self.redirect("/?backgroundimage=updated")