Method accept_connection

src/quart/asgi.py:316–336

(
        self, send: ASGISendCallable, headers: Headers, subprotocol: str | None
    )

        await websocket_sent.send_async(data)

    async def accept_connection(
        self, send: ASGISendCallable, headers: Headers, subprotocol: str | None
    ) -> None:
        if not self._accepted:
            message: WebsocketAcceptEvent = {
                "headers": [],
                "subprotocol": subprotocol,
                "type": "websocket.accept",
            }
            spec_version = _convert_version(
                self.scope.get("asgi", {}).get("spec_version", "2.0")
            )
            if spec_version > [2, 0]:
                message["headers"] = encode_headers(headers)
            elif headers:
                warnings.warn(
                    "The ASGI Server does not support accept headers, headers not sent",
                    stacklevel=1,
                )
            self._accepted = True
            await send(message)

    async def close_connection(
        self, send: ASGISendCallable, code: int, reason: str