Why doesn't threading.join() return a value?
pavlovevidence at gmail.com
Sat Sep 3 14:04:42 CEST 2011
On Friday, September 2, 2011 11:01:17 AM UTC-7, Adam Skutt wrote:
> On Sep 2, 10:53 am, Roy Smith <r.... at panix.com> wrote:
> > I have a function I want to run in a thread and return a value. It
> > seems like the most obvious way to do this is to have my target
> > function return the value, the Thread object stash that someplace, and
> > return it as the return value for join().
> > > Yes, I know there's other ways for a thread to return values (pass the
> > target a queue, for example), but making the return value of the
> > target function available would have been the most convenient. I'm
> > curious why threading wasn't implemented this way.
> I assume it is because the underlying operating system APIs do not
> support it.
Nope. This could easily be implemented by storing the return value in the Thread object.
It's not done that way probably because no one thought of doing it.
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