def clear(self):
        self._headers = httputil.HTTPHeaders({
            "Server": "TornadoServer/%s" % tornado.version,
            "Content-Type": "text/html; charset=UTF-8",
            "Date": httputil.format_timestamp(time.time()),
        })
        self.set_default_headers()
        self._write_buffer = []
        self._status_code = 200
        self._reason = httputil.responses[200]
Set all the required parameters for a successful login.
dataset/ETHPy150Open RobotWebTools/rosbridge_suite/rosbridge_server/src/tornado/web.py/RequestHandler.clear--crossover with--dataset/ETHPy150Open Morgawr/gogonlinux/gog_utils/gog_gui.py/GogTuxGUI.logged_successfully