Method one_or_404

src/flask_sqlalchemy/query.py:50–61

Like :meth:`~sqlalchemy.orm.Query.one` but aborts with a ``404 Not Found`` error instead of raising ``NoResultFound`` or ``MultipleResultsFound``. :param description: A custom message to show on the error page. .. versionadded:: 3.0

(self, description: str | None = None)

        return rv

    def one_or_404(self, description: str | None = None) -> t.Any:
        """Like :meth:`~sqlalchemy.orm.Query.one` but aborts with a ``404 Not Found``
        error instead of raising ``NoResultFound`` or ``MultipleResultsFound``.

        :param description: A custom message to show on the error page.

        .. versionadded:: 3.0
        """
        try:
            return self.one()
        except (sa_exc.NoResultFound, sa_exc.MultipleResultsFound):
            abort(404, description=description)

    def paginate(
        self,