Thank you for the information.

On Tue, Jun 1, 2021, 6:48 AM Ned Deily <report@bugs.python.org> wrote:

>
> Ned Deily <nad@python.org> added the comment:
>
> It appears you are trying to use a very old version of Python 3.6.4 from a
> python.org installer, and a release candidate at that.  This particular
> installer version will not run on current macOS systems. Note that Python
> 3.6 has been in the security-fix-only phase of its life cycle for some
> years now and will reach end-of-life at the end of this year. The current
> supported version of Python 3 is now 3.9.5. If at all possible, you should
> upgrade to it as soon as possible.
>
> If you feel you must use Python 3.6, the last macOS binary installers for
> it were produced for 3.6.8 in 2018; there are two installers for that
> release but only the "10.9 and later" installer variant will even launch at
> all on macOS 11 Big Sur. But keep in mind that there are known issues with
> trying to run Python 3.6 on macOS 11 (i.e. it is not officially supported)
> and there have been many bug and security fixes to Python 3 since that
> installer was built. You should think twice about trying to use it.
>
> https://www.python.org/downloads/
> https://www.python.org/dev/peps/pep-0494/
>
> ----------
> nosy: +ned.deily
> resolution:  -> out of date
> stage:  -> resolved
> status: open -> closed
>
> _______________________________________
> Python tracker <report@bugs.python.org>
> <https://bugs.python.org/issue44274>
> _______________________________________
>