[Python-Dev] casefolding in pathlib (PEP 428) (original) (raw)

Antoine Pitrou solipsis at pitrou.net
Fri Apr 12 14:17:43 CEST 2013

Le Fri, 12 Apr 2013 08:06:37 -0400, Devin Jeanpierre <jeanpierreda at gmail.com> a écrit :

On Fri, Apr 12, 2013 at 4:39 AM, Antoine Pitrou <solipsis at pitrou.net> wrote: > Ok, I've taken a look at the code. Right now lower() is used for two > purposes: > > 1. comparisons (eq and ne) > 2. globbing and matching > > While (1) could be dropped, for (2) I think we want glob("*.py") to > find "SETUP.PY" under Windows. Anything else will probably be > surprising to users of that platform.

OT, but, why is .lower() used for case folding in these use-cases instead of .casefold()?

Because the code was written before str.casefold() was introduced. But, actually, if we want to approximate Windows' casefolding behaviour, str.lower() may be better.

Regards

Antoine.

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