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Re: My sys.excepthook dies painfully

References (2 earlier) <CAPTjJmrxZPS6TxZPihU4iShEYJ7NzzYnXi4WFXk3MYbpSp3-yQ@mail.gmail.com> <mailman.12247.1406145777.18130.python-list@python.org> <53d061c1$0$29966$c3e8da3$5496439d@news.astraweb.com> <mailman.12257.1406167091.18130.python-list@python.org> <53d0dbff$0$2814$c3e8da3$76491128@news.astraweb.com>
Date 2014-07-24 20:20 +1000
Subject Re: My sys.excepthook dies painfully
From Chris Angelico <rosuav@gmail.com>
Newsgroups comp.lang.python
Message-ID <mailman.12274.1406197627.18130.python-list@python.org> (permalink)

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On Thu, Jul 24, 2014 at 8:12 PM, Steven D'Aprano <steve@pearwood.info> wrote:
>> Would it be possible to snapshot all critical globals with a closure, to
>> force them to be held? Something like:
>
> Probably. Or even as default argument parameters. But I'd like to know if
> that's actually fixing it or just perturbing the system enough that the
> bug won't show up until next time the moon is full.

If the problem is that there's a circular reference (function to
module, module to function) and stuff's getting cleaned up in
arbitrary order, the snapshotting should cure it, as it's a one-way
reference. But since I can't recreate the exact symptoms you're
seeing, it's hard for me to be sure...

ChrisA

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Thread

My sys.excepthook dies painfully Steven D'Aprano <steve@pearwood.info> - 2014-07-23 07:14 +0000
  Re: My sys.excepthook dies painfully Chris Angelico <rosuav@gmail.com> - 2014-07-23 17:36 +1000
  Re: My sys.excepthook dies painfully Steven D'Aprano <steve@pearwood.info> - 2014-07-23 07:46 +0000
    Re: My sys.excepthook dies painfully Chris Angelico <rosuav@gmail.com> - 2014-07-23 18:02 +1000
    Re: My sys.excepthook dies painfully Jason Swails <jason.swails@gmail.com> - 2014-07-23 13:02 -0700
      Re: My sys.excepthook dies painfully Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2014-07-24 01:30 +0000
        Re: My sys.excepthook dies painfully Chris Angelico <rosuav@gmail.com> - 2014-07-24 11:50 +1000
          Re: My sys.excepthook dies painfully Steven D'Aprano <steve@pearwood.info> - 2014-07-24 10:12 +0000
            Re: My sys.excepthook dies painfully Chris Angelico <rosuav@gmail.com> - 2014-07-24 20:20 +1000
        Re: My sys.excepthook dies painfully Steven D'Aprano <steve@pearwood.info> - 2014-07-24 05:51 +0000
        Re: My sys.excepthook dies painfully Jason Swails <jason.swails@gmail.com> - 2014-07-23 23:46 -0700
  Re: My sys.excepthook dies painfully dieter <dieter@handshake.de> - 2014-07-24 07:36 +0200

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