def clear_all_cookies(self, path="/", domain=None):
        for name in self.request.cookies:
            self.clear_cookie(name, path=path, domain=domain)
Deletes all the cookies the user sent with this request.
dataset/ETHPy150Open RobotWebTools/rosbridge_suite/rosbridge_server/src/tornado/web.py/RequestHandler.clear_all_cookies