Method _contains_state

lib/sqlalchemy/orm/session.py:4476–4477

(self, state: InstanceState[Any])

        )

    def _contains_state(self, state: InstanceState[Any]) -> bool:
        return state in self._new or self.identity_map.contains_state(state)

    def flush(self, objects: Optional[Sequence[Any]] = None) -> None:
        """Flush all the object changes to the database.