On Tue, Jan 16, 2018 at 4:37 PM, Antoine Pitrou <solip...@pitrou.net> wrote:
> On Tue, 16 Jan 2018 17:44:14 -0500 > Yury Selivanov <yselivanov...@gmail.com> wrote: > > > Offloading execution to other threads > > ------------------------------------- > > > > It is possible to run code in a separate OS thread using a copy > > of the current thread context:: > > > > executor = ThreadPoolExecutor() > > current_context = contextvars.copy_context() > > > > executor.submit( > > lambda: current_context.run(some_function)) > > Does it also support offloading to a separate process (using > ProcessPoolExecutor in the example above)? This would require the > Context to support pickling. > I don't think that's a requirement. The transparency between the two different types of executor is mostly misleading anyway -- it's like the old RPC transparency problem, which was never solved IIRC. There are just too many things you need to be aware of before you can successfully offload something to a different process. -- --Guido van Rossum (python.org/~guido)
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