| 12345678910111213141516 | import tornado.webclass BaseHandler(tornado.web.RequestHandler):    def set_default_headers(self):        print("setting headers!!!")        self.set_header("access-control-allow-origin", "*")        self.set_header("Access-Control-Allow-Headers", "x-requested-with")        self.set_header('Access-Control-Allow-Methods', 'GET, PUT, DELETE, OPTIONS')        # HEADERS!        self.set_header("Access-Control-Allow-Headers", "access-control-allow-origin,authorization,content-type")    def options(self):        # no body        self.set_status(204)        self.finish()
 |