Is it not acceptable to create new functions that return non-named-tuple objects (e.g. dataclasses with slots)? Otherwise the way the stats result tuple works is a reasonable approach (and possibly deprecate indexed access?)
On Sun, Apr 17, 2022 at 10:23 AM Pablo Galindo Salgado <pablog...@gmail.com> wrote: > Hi, > > We are currently debating in gh-88116 ( > https://github.com/python/cpython/issues/88116) > what's the best way forward to update the APIs in the inspect module to > include the new position information. > > These APIs are inspect.getframeinfo, inspect.getouterframes, > inspect.getinnerframes, inspect.stack and inspect.trace. > > The problem is that these APIs return a named tuple that now needs to > include several new attributes (or one 4 tuple for > the positions). Being named tuples, if we add a new attribute, existing > unpackings of the tuple will now fail because there > are more elements or the elements are in different positions. Also, it > will be quite weird to add the new attributes at the > end but leave the line number at the beginning. > > What's the best way to proceed here? The suggested way is to create a > namedtuple subclass that adds the extra attributes > but doesn't allow indexed access to it (there is a precedent to this in > how we handled updating os.stat_result). I personally > find this quite confusing but it certainly works. There may be other > options. > > What do you think? > > Cheers from sunny London, > Pablo Galindo Salgado > _______________________________________________ > 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/RTGG637WWPOWUHUF6TRJYUSBYYSVUPRA/ > 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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