GH-96172 fix unicodedata.east_asian_width being wrong on unassigned code points - #96207
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isidentical merged 4 commits intoAug 26, 2022
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also return the correct width for unassigned but reserved characters according to EastAsianWidth.txt
- this guards against accidentally introducing changes in the future - if east_asian_width had been part of the checksum from the beginning, the bug would have been found much earlier by PyPy
isidentical
self-requested a review
August 23, 2022 13:35
isidentical
reviewed
Aug 24, 2022
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@cfbolz do you know whether we handle the first case mentioned in "6.1 Unassigned and Private-Use Characters" (Wide for CJK): |
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@isidentical oops, I definitely had an explicit test, seems that got lost somehow. will retrieve it tomorrow. and yes, it definitely had characters from the CJK ranges that you list |
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it's in my first commit, but then in the third one I removed it again for some reason :-/. 5688e6a#diff-c31ff7b8fca97de6b4fdaca3e14da27ab3cac411653e9c510a5378b189f909eaR223 fixing tomorrow. |
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Amazing, thanks! |
isidentical
approved these changes
Aug 25, 2022
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unicodedata.east_asian_widthreturned the wrong value in two situations:This is fixed by changing the default return value through reordering the list
EASTASIANWIDTH_NAMESand by adding records for unassigned but reserved entries.