Method after_commit

lib/sqlalchemy/orm/events.py:1846–1880

Execute after a commit has occurred. .. note:: The :meth:`~.SessionEvents.after_commit` hook is *not* per-flush, that is, the :class:`.Session` can emit SQL to the database many times within the scope of a transaction. For interception of the

(self, session: Session)

        """

    def after_commit(self, session: Session) -> None:
        """Execute after a commit has occurred.

        .. note::

            The :meth:`~.SessionEvents.after_commit` hook is *not* per-flush,
            that is, the :class:`.Session` can emit SQL to the database
            many times within the scope of a transaction.
            For interception of these events, use the
            :meth:`~.SessionEvents.before_flush`,
            :meth:`~.SessionEvents.after_flush`, or
            :meth:`~.SessionEvents.after_flush_postexec`
            events.

        .. note::

            The :class:`.Session` is not in an active transaction
            when the :meth:`~.SessionEvents.after_commit` event is invoked,
            and therefore can not emit SQL.  To emit SQL corresponding to
            every transaction, use the :meth:`~.SessionEvents.before_commit`
            event.

        :param session: The target :class:`.Session`.

        .. seealso::

            :meth:`~.SessionEvents.before_commit`

            :meth:`~.SessionEvents.after_begin`

            :meth:`~.SessionEvents.after_transaction_create`

            :meth:`~.SessionEvents.after_transaction_end`

        """

    def after_rollback(self, session: Session) -> None:
        """Execute after a real DBAPI rollback has occurred.