Part of twisted.internet.defer View Source
Return a Deferred that has already had '.errback(result)' called.
Seesucceed's
docstring for rationale.
| Parameters | result | The same argument that Deferred.errback
takes.
|
| Returns | (type: Deferred
) | |
| Raises | NoCurrentExceptionError | If result is None but there is no current
exception state.
|