Method _detach_stream

tornado/websocket.py:622–634

(self)

        return None

    def _detach_stream(self) -> IOStream:
        # disable non-WS methods
        for method in [
            "write",
            "redirect",
            "set_header",
            "set_cookie",
            "set_status",
            "flush",
            "finish",
        ]:
            setattr(self, method, _raise_not_supported_for_websockets)
        return self.detach()


def _raise_not_supported_for_websockets(*args: Any, **kwargs: Any) -> None: