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Re: daemon thread cleanup approach

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Date Fri, 30 May 2014 13:59:55 -0700
From Ethan Furman <ethan@stoneleaf.us>
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Subject Re: daemon thread cleanup approach
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On 05/30/2014 01:47 PM, Devin Jeanpierre wrote:
>
> Don't use daemon threads, they are inherently un-thread-safe: any
> global access you do anywhere inside a daemon thread can fail, because
> daemon threads are still potentially run during interpreter shutdown,
> when globals are being deleted from every module. Most functions you
> might call are not safe in a daemon thread at shutdown.

Given the use-case (must shut down, cannot risk a hung process, orphan files be damned) I don't think having a daemon 
thread die because it raised an exception trying to access a missing global is a big deal.

--
~Ethan~

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Thread

daemon thread cleanup approach Carl Banks <pavlovevidence@gmail.com> - 2014-05-28 18:20 -0700
  Re: daemon thread cleanup approach Miki Tebeka <miki.tebeka@gmail.com> - 2014-05-28 22:51 -0700
  Re: daemon thread cleanup approach Cameron Simpson <cs@zip.com.au> - 2014-05-29 16:07 +1000
  Re: daemon thread cleanup approach Chris Angelico <rosuav@gmail.com> - 2014-05-29 18:15 +1000
    Re: daemon thread cleanup approach Carl Banks <pavlovevidence@gmail.com> - 2014-05-29 12:40 -0700
  Re: daemon thread cleanup approach Devin Jeanpierre <jeanpierreda@gmail.com> - 2014-05-30 13:47 -0700
  Re: daemon thread cleanup approach Ethan Furman <ethan@stoneleaf.us> - 2014-05-30 13:59 -0700
  Re: daemon thread cleanup approach Devin Jeanpierre <jeanpierreda@gmail.com> - 2014-05-30 14:58 -0700

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