From: Alexander Kanavin <alex.kanavin@gmail.com>
To: Ross Burton <Ross.Burton@arm.com>
Cc: Khem Raj <raj.khem@gmail.com>, Markus Volk <f_l_k@t-online.de>,
"openembedded-core@lists.openembedded.org"
<openembedded-core@lists.openembedded.org>
Subject: Re: [oe-core][PATCH] python3: add ${bindir}/python symlink
Date: Tue, 22 Nov 2022 19:03:59 +0100 [thread overview]
Message-ID: <CANNYZj9uxKov0vrox7N3kv-HdQJ9VDbLu7Jsn_SuVUTz_Nbrzw@mail.gmail.com> (raw)
In-Reply-To: <4BF25A91-3F02-49A2-A546-A9CF7881E0ED@arm.com>
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The serious need is that we need to patch all the scripts that ask for
python to add a 3 to it. And there will be more of these going forward, not
less. I’d rather just always have python available. Not a problem worth
deliberating over to be honest.
Alex
On Tue 22. Nov 2022 at 18.41, Ross Burton <Ross.Burton@arm.com> wrote:
> On 22 Nov 2022, at 04:42, Markus Volk via lists.openembedded.org <f_l_k=
> t-online.de@lists.openembedded.org> wrote:
> > On Mon, Nov 21 2022 at 06:48:07 PM +0100, Alexander Kanavin <
> alex.kanavin@gmail.com> wrote:
> >> On my Debian systems, indeed, /usr/bin/python is absent.
> >
> > Debian has a package for this
> > https://packages.debian.org/bookworm/python-is-python3
>
> And that’s a perfectly good solution that I like.
>
> Personally, I think people should forget that /usr/bin/python exists: the
> recommendation from Python is to call python2 or python3. I can quote from
> PEP-0394:
>
> “””
> Depending on a distribution or system configuration, python may or may not
> be installed. If python is installed its target interpreter may refer to
> python2 or python3.”
>
> …
>
> • Distributors may choose to set the behavior of the python command as
> follows:
> • python2,
> • python3,
> • not provide python command,
> • allow python to be configurable by an end user or a system
> administrator.
> “””
>
> We’ve picked option 3. As per Python upstream, that’s absolutely fine.
>
> If you have a serious need that /usr/bin/python exists, and is a symlink
> to python3, then could you not make a simple recipe that RDEPENDS on
> python3 and ships just a /usr/bin/python -> python3 symlink? You can even
> put this in your layer to avoid having to debate it with the oe-core
> maintainers.
>
> Ross
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next prev parent reply other threads:[~2022-11-22 18:04 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-20 17:52 [oe-core][PATCH] python3: add ${bindir}/python symlink Markus Volk
2022-11-20 18:00 ` Alexander Kanavin
2022-11-20 18:03 ` Markus Volk
2022-11-20 23:17 ` Khem Raj
2022-11-20 23:56 ` Alexander Kanavin
2022-11-21 15:16 ` Khem Raj
2022-11-21 17:18 ` Alexander Kanavin
[not found] ` <1729A925BA1D06C8.25787@lists.openembedded.org>
2022-11-21 17:48 ` Alexander Kanavin
2022-11-22 4:42 ` f_l_k
2022-11-22 17:41 ` Ross Burton
2022-11-22 18:03 ` Alexander Kanavin [this message]
2022-11-22 18:14 ` Richard Purdie
2022-11-22 18:32 ` Alexander Kanavin
2022-11-22 22:28 ` Alexandre Belloni
2022-11-23 5:14 ` Peter Kjellerstedt
2022-11-23 10:06 ` Ross Burton
2022-11-23 9:59 ` Ross Burton
2022-11-23 10:55 ` Alexander Kanavin
2022-11-23 16:34 ` Khem Raj
2022-11-23 20:02 ` Ross Burton
2022-11-22 18:13 ` Markus Volk
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