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[Python-Dev] Issue with _thread.interrupt_main (29926)

Steven D'Aprano steve at pearwood.info
Mon Mar 27 23:11:17 EDT 2017 
On Mon, Mar 27, 2017 at 10:33:44PM -0400, Terry Reedy wrote:
> https://bugs.python.org/issue29926 was opened as an IDLE issue, which 
> means that most watching the new issues list would ignore it.  But I 
> think it is an issue with _thread.interrupt_main (which IDLE calls in 
> respond to ^C) not interrupting time.sleep(n) in main thread*.  I tested 
> on Windows, don't know yet about OP.  Since there is no Expert's Index 
> listing for _thread (or threading), I am asking here for someone who 
> knows anything to take a look.
> 
> *
> >>> time.sleep(10)
> <hit ^C immediately>
> <debug print after interrupt_main() shows immediately>
> <... remainder of 10 seconds pass>
> KeyboardInterrupt


I get similar behaviour under Linux. I don't have the debug print, but 
the KeyboardInterrupt doesn't interrupt the sleep until the 10 seconds 
are up.


-- 
Steve
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