Let's just wait for the SC to join the discussion. I'm sure they will, eventually.
On Wed, Apr 14, 2021 at 11:12 AM Larry Hastings <la...@hastings.org> wrote: > On 4/14/21 10:44 AM, Guido van Rossum wrote: > > besides the cost of closing the door to relaxed annotation syntax, there's > the engineering work of undoing the work that was done to make `from > __future__ import annotations` the default (doing this was a significant > effort spread over many commits, and undoing will be just as hard). > > > I'm not sure either of those statements is true. > > Accepting PEP 649 as written would deprecate stringized annotations, it's > true. But the SC can make any decision it wants here, including only > accepting the new semantics of 649 without deprecating stringized > annotations. They could remain in the language for another release (or > two? or three?) while we "kick the can down the road". This is not without > its costs too but it might be the best approach for now. > > As for undoing the effort to make stringized annotations the default, git > should do most of the heavy lifting here. There's a technique where you > check out the revision that made the change, generate a reverse patch, > apply it, and check that in. This creates a new head which you then > merge. That's what I did when I created my co_annotations branch, and at > the time it was literally the work of ten minutes. I gather the list of > changes is more substantial now, so this would have to be done multiple > times, and it may be more involved. Still, if PEP 649 is accepted, I would > happily volunteer to undertake this part of the workload. > > > Cheers, > > > */arry* > _______________________________________________ > Python-Dev mailing list -- python-dev@python.org > To unsubscribe send an email to python-dev-le...@python.org > https://mail.python.org/mailman3/lists/python-dev.python.org/ > Message archived at > https://mail.python.org/archives/list/python-dev@python.org/message/LRVFVLH4AHF7SX5MOEUBPPII7UNINAMJ/ > Code of Conduct: http://python.org/psf/codeofconduct/ > -- --Guido van Rossum (python.org/~guido) *Pronouns: he/him **(why is my pronoun here?)* <http://feministing.com/2015/02/03/how-using-they-as-a-singular-pronoun-can-change-the-world/>
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