(self, enabled_via_opt, polymorphic_from)
| 3802 | return retval |
| 3803 | |
| 3804 | def _should_selectin_load(self, enabled_via_opt, polymorphic_from): |
| 3805 | if not enabled_via_opt: |
| 3806 | # common case, takes place for all polymorphic loads |
| 3807 | mapper = polymorphic_from |
| 3808 | for m in self._iterate_to_target_viawpoly(mapper): |
| 3809 | if m.polymorphic_load == "selectin": |
| 3810 | return m |
| 3811 | else: |
| 3812 | # uncommon case, selectin load options were used |
| 3813 | enabled_via_opt = set(enabled_via_opt) |
| 3814 | enabled_via_opt_mappers = {e.mapper: e for e in enabled_via_opt} |
| 3815 | for entity in enabled_via_opt.union([polymorphic_from]): |
| 3816 | mapper = entity.mapper |
| 3817 | for m in self._iterate_to_target_viawpoly(mapper): |
| 3818 | if ( |
| 3819 | m.polymorphic_load == "selectin" |
| 3820 | or m in enabled_via_opt_mappers |
| 3821 | ): |
| 3822 | return enabled_via_opt_mappers.get(m, m) |
| 3823 | |
| 3824 | return None |
| 3825 | |
| 3826 | @util.preload_module("sqlalchemy.orm.strategy_options") |
| 3827 | def _subclass_load_via_in(self, entity, polymorphic_from): |
no test coverage detected