Message 400675 - Python tracker

Message400675

Author	eric.snow
Recipients	BTaskaya, Mark.Shannon, brandtbucher, brett.cannon, eric.snow, gvanrossum, indygreg, larry, lemburg, methane, nascheme, ronaldoussoren
Date	2021-08-30.22:49:30
SpamBayes Score	-1.0
Marked as misclassified	Yes
Message-id	<CALFfu7AUvRBnkW_Uh4nito1uP6Q+3-jBtzgb3TW7DLSnbB7wLA@mail.gmail.com>
In-reply-to	<1630354956.97.0.382811595655.issue45020@roundup.psfhosted.org>

Content
On Mon, Aug 30, 2021 at 2:22 PM Guido van Rossum <report@bugs.python.org> wrote: > I propose to only opt in by default in PGO builds. After all what we're doing is another extreme optimization. > > It should always be possible to opt in using some -X flag (e.g. to debug the freeze import loader) and it should also always be possible to opt out (for those cases where you want to edit an installed stdlib module in-place in anger). > > I don't know how the -X mechanism works exactly but probably we could make the spelling > > python -X freeze=on\|off > > with a dynamic default. +1 to all that

Content

On Mon, Aug 30, 2021 at 2:22 PM Guido van Rossum <report@bugs.python.org> wrote:
> I propose to only opt in by default in **PGO builds**. After all what we're doing is another extreme optimization.
>
> It should always be possible to opt in using some -X flag (e.g. to debug the freeze import loader) and it should also always be possible to opt *out* (for those cases where you want to edit an installed stdlib module in-place in anger).
>
> I don't know how the -X mechanism works exactly but probably we could make the spelling
>
>   python -X freeze=on|off
>
> with a dynamic default.

+1 to all that

History
Date	User	Action	Args
2021-08-30 22:49:30	eric.snow	set	recipients: + eric.snow, lemburg, gvanrossum, brett.cannon, nascheme, ronaldoussoren, larry, methane, Mark.Shannon, indygreg, brandtbucher, BTaskaya
2021-08-30 22:49:30	eric.snow	link	issue45020 messages
2021-08-30 22:49:30	eric.snow	create