Return exactly one result or raise an exception. Equivalent to :meth:`_query.Query.one`.
(self)
| 453 | ) |
| 454 | |
| 455 | def one(self): |
| 456 | """Return exactly one result or raise an exception. |
| 457 | |
| 458 | Equivalent to :meth:`_query.Query.one`. |
| 459 | |
| 460 | """ |
| 461 | return self._iter().one() |
| 462 | |
| 463 | def one_or_none(self): |
| 464 | """Return one or zero results, or raise an exception for multiple |