issue with twisted and reactor. Can't stop reactor

Jean-Paul Calderone exarkun at divmod.com
Tue May 12 22:33:06 CEST 2009


On Tue, 12 May 2009 14:30:04 -0500, Nick Craig-Wood <nick at craig-wood.com> wrote:
>Gabriel <gabriel at opensuse.org> wrote:
>>  Jean-Paul Calderone escribió:
>>  > None of the reactors in Twisted are restartable.  You can run and
>>  stop them
>> > once.  After you've stopped a reactor, you cannot run it again.  This is
>> > the
>> > cause of your problem.
>> >
>> > Jean-Paul
>>
>>  I see.
>>  Is it possible to do what I want using twisted? or
>>  I should found another way?
>
>You have to go twisted...
>
>Your program should call reactor.run() once and everything you need
>your program to do should be started off from twisted callbacks (eg
>timer callbacks or deferred objects).
>
>To get your program to do something immediately after it is started,
>use reactor.callLater() before calling reactor.run().

reactor.callWhenRunning can also be used (instead of callLater with a very
short delay).

You can also set stuff up first, /then/ call reactor.run().  eg, it is
completely fine to write:

    reactor.connectTCP(...)
    reactor.run()

Jean-Paul



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