Intercept the "transient to pending" transition for a specific object. This event is a specialization of the :meth:`.SessionEvents.after_attach` event which is only invoked for this specific transition. It is invoked typically during the :meth:`.Session.add`
(self, session: Session, instance: _O)
| 2184 | |
| 2185 | @_lifecycle_event |
| 2186 | def transient_to_pending(self, session: Session, instance: _O) -> None: |
| 2187 | """Intercept the "transient to pending" transition for a specific |
| 2188 | object. |
| 2189 | |
| 2190 | This event is a specialization of the |
| 2191 | :meth:`.SessionEvents.after_attach` event which is only invoked |
| 2192 | for this specific transition. It is invoked typically during the |
| 2193 | :meth:`.Session.add` call. |
| 2194 | |
| 2195 | :param session: target :class:`.Session` |
| 2196 | |
| 2197 | :param instance: the ORM-mapped instance being operated upon. |
| 2198 | |
| 2199 | .. seealso:: |
| 2200 | |
| 2201 | :ref:`session_lifecycle_events` |
| 2202 | |
| 2203 | """ |
| 2204 | |
| 2205 | @_lifecycle_event |
| 2206 | def pending_to_transient(self, session: Session, instance: _O) -> None: |
no outgoing calls