Exception difference 2.4 ==> 2.5

[Chris Rebert]

On Tue, Nov 18, 2008 at 8:56 PM, D'Arcy J.M. Cain <darcy at druid.net> wrote:
> I am having a strange problem and I can't seem to zero in on it.  I am
> also having trouble reducing it to a small enough snippet that I can
> post here.  I think that I am doing what the more complex script does
> but none of my attempts fail.  So, here is a description just in case
> someone has seen something that smells like this and can suggest some
> areas to do further poking.
>
> I have a class that subclasses xmlrpcserver.RequestHandler.  It has a
> method that takes a function name that it looks up with getattr.  It
> then calls the looked up method in this try/except block:
>
>        try:
>            return server_method(pkt)
>        except Exception, failure:
>            syslog(LOG_WARNING, "%s, %s" % (Exception, failure))
>            self.print_tb(sys.exc_info())
>
>            try: fault = self.faultConverter.errorToFault(failure)
>            except Exception, err:
>                syslog(LOG_ERR, "Error processing failure: %r" % err)
>                fault = xmlrpclib.Fault(8002, "Internal error")
>
>            syslog(LOG_DEBUG, "Converted failure %r to fault %r (%r)" %
> \ (failure, fault, failure))
>
>            if fault.faultCode < 10000:
>                syslog(LOG_ERR, "Unconverted fault: %r" % failure)
>
>            return fault
>
> This class is then subclassed by another class that adds the methods
> that are to be looked up.  Those methods may raise exceptions if there
> are errors.
>
> Under Python 2.4 this works fine.  If an exception is raised in the
> looked up method it gets handled by this code just fine.  Under 2.5,
> however, the exception is not caught here.  It's as if there was no
> try/except here at all.

What happens under Python 2.6?

Cheers,
Chris
-- 
Follow the path of the Iguana...
http://rebertia.com

>
> I'm not sure if I have left off some critical piece of information or
> just littered this post with red herrings.  I'm open to both
> reasoned suggestions as well as wild speculation.
>
> --
> D'Arcy J.M. Cain <darcy at druid.net>         |  Democracy is three wolves
> http://www.druid.net/darcy/                |  and a sheep voting on
> +1 416 425 1212     (DoD#0082)    (eNTP)   |  what's for dinner.
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>