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Wed Aug 8 21:29:50 CEST 2007 · https://mail.python.org/pipermail/python-dev/2007-August/074117.html

[ I would appreciate not getting private copies as well. ]

=?ISO-8859-1?Q?=22Martin_v=2E_L=F6wis=22?= <martin at v.loewis.de> wrote:
>
> Before discussing the escape, I'd like to see a specification of
> it first - what characters precisely would classify as "printing"?

For basic ASCII and locale-based testing, whatever isprint() says.
Just as for isalpha().

For Unicode, whatever people agree!  I use the criterion that it
has a defined category that doesn't start with 'C' - which is what
I think that most people will accept.

Regards,
Nick Maclaren,
University of Cambridge Computing Service,
New Museums Site, Pembroke Street, Cambridge CB2 3QH, England.
Email:  nmm1 at cam.ac.uk
Tel.:  +44 1223 334761    Fax:  +44 1223 334679

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[Python-Dev] Regular expressions, Unicode etc.