[3.10] bpo-46032: Check types in singledispatch's register() at declaration time (GH-30050)#30254
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…time (pythonGH-30050) The registry() method of functools.singledispatch() functions checks now the first argument or the first parameter annotation and raises a TypeError if it is not supported. Previously unsupported "types" were ignored (e.g. typing.List[int]) or caused an error at calling time (e.g. list[int]). (cherry picked from commit 078abb6)
AlexWaygood approved these changes Dec 25, 2021
serhiy-storchaka changed the title 
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miss-islington commented Dec 25, 2021
Thanks @serhiy-storchaka for the PR 🌮🎉.. I'm working now to backport this PR to: 3.9. |
bedevere-bot commented Dec 25, 2021
GH-30255 is a backport of this pull request to the 3.9 branch. |
miss-islington pushed a commit to miss-islington/cpython that referenced this pull request Dec 25, 2021
…ration time (pythonGH-30050) (pythonGH-30254) The registry() method of functools.singledispatch() functions checks now the first argument or the first parameter annotation and raises a TypeError if it is not supported. Previously unsupported "types" were ignored (e.g. typing.List[int]) or caused an error at calling time (e.g. list[int]). (cherry picked from commit 078abb6) (cherry picked from commit 03c7449) Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>
serhiy-storchaka added a commit that referenced this pull request Dec 26, 2021
…ation time (GH-30050) (GH-30254) (GH-30255) The registry() method of functools.singledispatch() functions checks now the first argument or the first parameter annotation and raises a TypeError if it is not supported. Previously unsupported "types" were ignored (e.g. typing.List[int]) or caused an error at calling time (e.g. list[int]). (cherry picked from commit 078abb6) (cherry picked from commit 03c7449) Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>
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The registry() method of functools.singledispatch() functions checks now
the first argument or the first parameter annotation and raises a TypeError if it is
not supported. Previously unsupported "types" were ignored (e.g. typing.List[int])
or caused an error at calling time (e.g. list[int]).
(cherry picked from commit 078abb6)
https://bugs.python.org/issue46032