FastAPI custom response with data & errors

fastapi_custom_reponse_class.py

class MyCUstomResponse(JSONResponse):
    def __init__(
        self,
        data: list[t.Any],
        errors: list[t.Any] | None = None,
        status_code: int = 200,
        headers: dict[str, str] | None = None,
        media_type: str | None = None,
        background: BackgroundTask | None = None,
    ) -> None:
        self.data = data

        if errors is None:
            errors = []
        self.errors = errors

        self.content = {"data": self.data, "errors": self.errors}

        super().__init__(
            content=self.content,
            status_code=status_code,
            headers=headers,
            media_type=media_type,
            background=background,
        )