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To: Russell VT <russellvt AT gmail DOT com>
Subject: Re: python3.9 failing?
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From: "Henry S. Thompson" <ht AT inf DOT ed DOT ac DOT uk>
Date: Thu, 23 Dec 2021 20:00:25 +0000
In-Reply-To: <CANV2+nWPJE83rryNzJwwVNsKYbzvJnKV9GZ93ERzD95Zpb7QJg@mail.gmail.com> (Russell
 VT's message of "Wed\, 22 Dec 2021 22\:50\:14 -0700")
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Russell VT writes:

> On Tue, Dec 21, 2021 at 6:34 AM Achim Gratz <Stromeko AT nexgo DOT de> wrote:
>
>> Marco Atzeri writes:
>> > Without Python 3.9  installed python3 should link by default to the
>> > next in the line (likely 3.8)
>>
>> While python3 still defaults to python38 alternatives should probably
>> prioritize 38 over 39?
>
>
> That's how I "fixed" mercurial on my own installation, as it was
> complaining about missing the "parsers" module, from inside the Python 3.9
> libraries, IIRC.

I strongly suspect that although you've 'fixed' the problem, you
haven't actually fixed its underlying cause, which is the same as
mine, fixed per suggestion by as follows.  This allows mercurial to
work with python3.9, as it should.

Marco Atzeri writes:

> On 21.12.2021 14:12, Henry S. Thompson wrote:
>> Sometime recently python3 stopped working, I suspect when it became
>> patched through to python3.9.

> please upgrade/reinstall cygwin 3.3.3
> with all Cygwin processes off

You can check if you need this if you don't see the following:

 : cygcheck -c cygwin
  Cygwin Package Information
  Package              Version        Status
  cygwin               3.3.3-1        OK

ht
-- 
       Henry S. Thompson, School of Informatics, University of Edinburgh
      10 Crichton Street, Edinburgh EH8 9AB, SCOTLAND -- (44) 131 650-4440
                Fax: (44) 131 650-4587, e-mail: ht AT inf DOT ed DOT ac DOT uk
                       URL: http://www.ltg.ed.ac.uk/~ht/
 [mail from me _always_ has a .sig like this -- mail without it is forged spam]

The University of Edinburgh is a charitable body, registered in
Scotland, with registration number SC005336.


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