jayvdb added a subscriber: jayvdb. jayvdb added a project: pywikibot-compat. jayvdb added a comment.
The internal data tables in isbn.py are extremely outdated / poor quality.
In core, you can install external ISBN libraries stdnum , isbnlib or isbn_hyphenate , which were added in https://phabricator.wikimedia.org/T85240. They will be used instead of the internal data in isbn.py
TASK DETAIL https://phabricator.wikimedia.org/T97887
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To: jayvdb Cc: jayvdb, XZise, Xqt, Aklapper, Anshoe, pywikipedia-bugs