[Twisted-Python] Re: Twisted-Python Digest, Vol 48, Issue 41

[Steve Holden]

Don Dwiggins wrote:
> Andrew Francis wrote:
>> I am building a WS-BPEL processor. WS-BPEL is about
>> business logic and exotic message exchange patterns. I
>> gave a talk at PyCon 2008 called "Adventures in
>> Stackless Python Twisted Integration."
> 
> Andrew, thanks for the reply.  I saw a message about your work, and have 
> bookmarked your "Adventures" blog.
> 
>> My strategy is to separate the business logic as much
>> as possible from the underlying networking.
> 
> My goal exactly, and my concern is with how to do that while still 
> respecting the needs of the underlying networking (and in my case, a 
> large amount of interaction with a database).
> 
>> At the lower levels, I use Stackless Python in conjunction
>> with Twisted. A side-effect of this approach is that I
>> can block waiting for a Twisted call to finish.
> 
> I'll be very interested to learn more about the melding of the two 
> paradigms.
> 
> One question: I had the impression that Stackless is mostly an academic 
> exercise, sort of a proof of concept.  Is this wrong?  How stable, 
> portable, etc. is Stackless at this point?  Is it a reasonable choice 
> for a commercial application?
> 
Well, CCP are running 40,000+ simultaneous (paying) users on a 250-CPU 
cluster. If you'd call that a commercial application then I guess the 
answer is "yes".

>>
>> Right now, I am simplifying one of my prototypes so I
>> can post it as a full-blown example of all the
>> techniques I use. Give me a few days.
> 
> I'll try to be patient.  8^)
> 
regards
  Steve
-- 
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