Method _flush_warning

lib/sqlalchemy/orm/session.py:4515–4521

(self, method: Any)

            self._flushing = False

    def _flush_warning(self, method: Any) -> None:
        util.warn(
            "Usage of the '%s' operation is not currently supported "
            "within the execution stage of the flush process. "
            "Results may not be consistent.  Consider using alternative "
            "event listeners or connection-level operations instead." % method
        )

    def _is_clean(self) -> bool:
        return (