[Twisted-Python] Counting errors in a DeferredList and avoiding Unhandled error in Deferred messages

Tristan Seligmann mithrandi at mithrandi.net
Mon May 5 13:58:14 EDT 2008

* Terry Jones <terry at jon.es> [2008-05-05 19:10:39 +0200]:

> If I pass a list of deferreds to DeferredList and want to add a callback to
> the DeferredList to look at whatever errors have occurred in the underlying
> deferreds, should I do something like this:

You might want to look at the gatherResults() utility function which
returns a deferred that either fires with a list of the results, or
errbacks with the first error to occur.
mithrandi, i Ainil en-Balandor, a faer Ambar
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