Re: Injecting an exception into another thread

Hi Audrey,

right, that makes sense. I've opened an issue:

https://foss.heptapod.net/pypy/pypy/-/issues/3757

In case you want to get involved, it's probably not that hard to
implement and I'd be happy to guide you through it. Let me know!

Cheers,

Carl Friedrich


On 31.05.22 08:57, Audrey Dutcher wrote:
> Hi! Sorry for the delay, I didn't realize I needed to be subscribed to
> the mailing list to participate in conversations.
>
> My use case is that I have a gui application which runs arbitrary
> tasks as background threads, and needs to provide a cancel button to
> interrupt them. The tasks are often legacy code and/or are very
> difficult to find reasonable points to insert checks for interruption.
>
> Another use case would be implementing a python shell in a gui. If you
> want to maintain responsiveness while commands execute, they must be
> able to run in another thread (or another process, but this is not
> ideal if the shell is supposed to interact with the internals of your
> application). Interrupting lines with ctrl-c requires being able to
> send an exception to worker threads.
>
> Hope this helps!
>
> Thanks,
> - Audrey
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