Re: 2.20 and 2.21 release plans

[Jonas Hahnfeld]

Am Montag, den 17.02.2020, 14:59 +0100 schrieb David Kastrup:
> Jonas Hahnfeld <
> address@hidden
> > writes:
> 
> > Am Montag, den 17.02.2020, 13:25 +0100 schrieb David Kastrup:
> > > Ok, I think 2.20 is basically done and we should push it out by the end
> > > of this week.  This leaves a few days for the translation team to catch
> > > up with the current state.
> > 
> > Wohoo!
> > 
> > > [...]
> > > 
> > > What does this mean for 2.21.0?  I think we should aim to push it out
> > > fast afterwards, basically a few days later at most, just to get kinks
> > > with webpage/versioning from 2.20 ironed out.
> > > 
> > > [...]
> > > 
> > > For more extensive changes of internals and/or syntax, I would recommend
> > > to let them sit till 2.21.1 before committing, assuming that we _do_
> > > manage to get 2.21.0 out fast.  Why?  2.21.0 has by now quite
> > > significantly diverged from 2.20.0.  If something does not quite work,
> > > it would be nice to have a _released_ version to compare to, and nothing
> > > but 2.21.0 would really serve that role satisfactorily.  Particularly
> > > where problems are detected a long time after getting introduced, having
> > > an installable version as a reference is nice, and "it stopped working
> > > in 2.21.0" is enough of a quagmire already that we do not really want to
> > > add a lot more here.
> > 
> > Sounds good (well, Python 3 is already in). To be sure: This also means
> > we'll be using GUB for 2.21.0? I'd like to propose a new system (yes,
> > *with* support for Windows) soon, but not sure that I can make it in
> > the next week or so...
> 
> Yes, GUB for 2.21.0.  We don't want to have another indeterminate
> backlog on unstable releases.  That means that GUB needs to get switched
> over to Python 3.

For those following along: It's not that we need to convert GUB to
Python 3, just switch the dependencies of the LilyPond spec.

> It may make it more prudent, should we need to
> release 2.20.1 at some time, to also go to the cherry-picking nightmare
> required to bring stable/2.20 up to Python 3.

My point of view remains: Just keep an old version of GUB around and
we're fine for 2.20.x, x > 0.

Jonas

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