Method _break_cycles

python/python3/tornado/web.py:1182–1185

(self)

        return self.request.connection.detach()  # type: ignore

    def _break_cycles(self) -> None:
        # Break up a reference cycle between this handler and the
        # _ui_module closures to allow for faster GC on CPython.
        self.ui = None  # type: ignore

    def send_error(self, status_code: int = 500, **kwargs: Any) -> None:
        """Sends the given HTTP error code to the browser.