I like the idea in principle. Could be as simple the presence of a __deprecated__ attribute on the class or function being deprecated. A simple decorator could set it.
On Mon, 2021-07-12 at 19:37 +0100, Sergei Lebedev wrote: > Hi python-ideas, > > The subject is by no means new nor unique, and in fact has been > discussed on python-ideas at least once before as well as in > python/mypy#2403.. > > However, to date, there seems to be no standard way of deprecating > things declaratively, and ~every major library has its own internal > API for that. For example, > > * numpy.deprecate, > * similar decorators in pandas and TensorFlow, > * twisted.python.deprecate, > * warn_about_renamed_method in Django, > * etc etc. > > The proliferation of deprecation APIs itself is not a problem, but it > does make it difficult (if not impossible) for language tooling to > consume that deprecation information and help users of these > libraries write better code. > > Imagine, if there was a standard way to flag something as deprecated. > That would allow, for example, an IDE or a linter to statically flag > a particular usage site as problematic and, assuming such information > is available, to suggest an auto-generated fix (see @Deprecated in > Kotlin, for example). > > What do you think? Is anyone interested in discussing this further > and perhaps sketching an API which could work reasonably well for > library authors as well as for tooling? > > Cheers, > Sergei > _______________________________________________ > Python-ideas mailing list -- [email protected] > To unsubscribe send an email to [email protected] > https://mail.python.org/mailman3/lists/python-ideas.python.org/ > Message archived at > https://mail.python.org/archives/list/[email protected]/message/EABCXCALZFRDH7CKMUL4YHFBQFOBUWN7/ > Code of Conduct: http://python.org/psf/codeofconduct/
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