def clear(self):
        """Resets all headers and content for this response."""
        self._headers = {
            "Server": "TornadoServer/0.1",
            "Content-Type": "text/html; charset=UTF-8",
        }
        if not self.request.supports_http_1_1():
            if self.request.headers.get("Connection") == "Keep-Alive":
                self.set_header("Connection", "Keep-Alive")
        self._write_buffer = []
        self._status_code = 200
Resets all headers and content for this response.
recipes/Python/576906_Python_3_WSGI_Server/recipe-576906.py