[Python-ideas] PEP 554: Stdlib Module to Support Multiple Interpreters in Python Code

[Eric Snow]

On Thu, Sep 7, 2017 at 1:14 PM, Sebastian Krause <sebastian at realpath.org> wrote:
> How is the GIL situation with subinterpreters these days, is the
> long-term goal still "solving multi-core Python", i.e. using
> multiple CPU cores from within the same process? Or is it mainly
> used for isolation?

The GIL is still process-global.  The goal is indeed to change this to
support actual multi-core parallelism.  However, the benefits of
interpreter isolation are certainly a win otherwise. :)

-eric