Groups > comp.lang.python > #20441

Re: atexit.register in case of errors

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From	Devin Jeanpierre <jeanpierreda@gmail.com>
Date	Wed, 15 Feb 2012 08:52:21 -0500
Subject	Re: atexit.register in case of errors
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On Wed, Feb 15, 2012 at 8:33 AM, Mel Wilson <mwilson@the-wire.com> wrote:
> The usual way to do what you're asking is
>
> if __name__ == '__main__':
>    main()
>    goodbye()
>
> and write main so that it returns after it's done all the things it's
> supposed to do.  If you've sprinkled `sys.exit()` all over your code, then
> don't do that.  If you're forced to deal with a library that hides
> `sys.exit()` calls in the functions, then you have my sympathy.  Library
> authors should not do that, and there have been threads on c.l.p explaining
> why they shouldn't.

In such a case. one can do::

    if __name__ == '__main__':
        try:
            main()
        except SystemExit:
            pass
        goodbye()

-- Devin

Thread

atexit.register in case of errors Andrea Crotti <andrea.crotti.0@gmail.com> - 2012-02-15 13:12 +0000
  Re: atexit.register in case of errors Mel Wilson <mwilson@the-wire.com> - 2012-02-15 08:33 -0500
    Re: atexit.register in case of errors Devin Jeanpierre <jeanpierreda@gmail.com> - 2012-02-15 08:52 -0500
      Re: atexit.register in case of errors Thomas Rachel <nutznetz-0c1b6768-bfa9-48d5-a470-7603bd3aa915@spamschutz.glglgl.de> - 2012-02-15 16:18 +0100
        Re: atexit.register in case of errors Andrea Crotti <andrea.crotti.0@gmail.com> - 2012-02-15 15:41 +0000
    Re: atexit.register in case of errors Andrea Crotti <andrea.crotti.0@gmail.com> - 2012-02-15 14:35 +0000
  Re: atexit.register in case of errors Miki Tebeka <miki.tebeka@gmail.com> - 2012-02-15 10:40 -0800
  Re: atexit.register in case of errors Miki Tebeka <miki.tebeka@gmail.com> - 2012-02-15 10:40 -0800

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