[Twisted-Python] Uninteruptable infinite loop: Woven rendering

Andrew Bennetts andrew-twisted at puzzling.org
Sun Aug 10 22:06:32 EDT 2003

On Sun, Aug 10, 2003 at 08:59:33PM -0500, Glyph Lefkowitz wrote:
> On Sunday, August 10, 2003, at 05:25 PM, Mary wrote:
> >Do infinite loops always make twistd uninteruptable?
> As you might imagine, it's not twistd, but python.
> Some do, and some don't.  I _think_ that the difference is that 
> infinite loops which allocate memory are uninterruptible but those 
> which are simply iterating can be interrupted, but I have never managed 
> to establish a deterministic difference.

Also, bare "except:" clauses can suppress KeyboardInterrupt errors, and a
quick grep shows a disturbingly large number of these in Twisted (perhaps
the Coding Standard needs updating?).  That still wouldn't explain why
SIGTERM doesn't work, though :/


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