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gh-124130: Notes on empty string corner case of category \B #124133

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gh-124130: Notes on empty string corner case of category \B #124133

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y5c4l3
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@y5c4l3 y5c4l3 commented Sep 16, 2024 •
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bedevere-app bot commented Sep 16, 2024

Most changes to Python require a NEWS entry. Add one using the blurb_it web app or the blurb command-line tool.

If this change has little impact on Python users, wait for a maintainer to apply the skip news label instead.

@bedevere-app bedevere-app bot mentioned this pull request Sep 16, 2024
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@y5c4l3 y5c4l3 changed the title gh-124130: Match empty string for regex category \B gh-124130: Match empty strings for regex category \B Sep 16, 2024
@y5c4l3 y5c4l3 force-pushed the re-non-boundary branch 2 times, most recently from 01515bd to 5dfaf17 Compare September 16, 2024 16:15
ZeroIntensity
ZeroIntensity requested changes Sep 20, 2024
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This is probably a breaking change, as mentioned in the original issue :(

Could you just add a documentation note with this PR?

@y5c4l3 y5c4l3 changed the title gh-124130: Match empty strings for regex category \B gh-124130: Notes on empty string corner case of category \B Sep 21, 2024
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y5c4l3 commented Sep 21, 2024

Could you just add a documentation note with this PR?

Notes added. Could you label this PR with a skip news tag?

@ZeroIntensity ZeroIntensity added docs Documentation in the Doc dir skip news labels Sep 21, 2024
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LGTM, thank you! This is pretty much all we can do about this problem.

@ZeroIntensity ZeroIntensity added needs backport to 3.12 bug and security fixes needs backport to 3.13 bugs and security fixes labels Sep 21, 2024
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LGTM

picnixz
picnixz reviewed Sep 22, 2024
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Just check that Perl is indeed different or use another example (or drop it if you want).

Doc/library/re.rst Outdated Show resolved Hide resolved
@y5c4l3 @picnixz
Notes on empty string corner case of category \B
947bc09 
Signed-off-by: y5c4l3 <y5c4l3@proton.me>
Co-authored-by: Bénédikt Tran <10796600+picnixz@users.noreply.github.com>
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@vstinner vstinner vstinner approved these changes

@ZeroIntensity ZeroIntensity ZeroIntensity approved these changes

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