[Twisted-Python] subclassing and class methods returning deferreds

Itamar Shtull-Trauring itamar at itamarst.org
Thu Jul 21 11:15:32 EDT 2005


On Thu, 2005-07-21 at 12:51 +0200, Thomas Vander Stichele wrote:
> Hi,
> 
> I wanted to have a class hierarchy where .stop methods would make sure
> everything is cleaned up properly before reactors get stopped and such. 

That's what services (twisted.application.service) are for. The
stopService method of a service can return a Deferred. Since they're a
tree, all you need to do is hook up the root service to the reactor
(which is what twistd does for you) and all child services will get
shutdown as well.






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