[Python-Dev] \u and \U escapes in raw unicode string literals

Guido van Rossum guido at python.org
Fri May 11 22:06:15 CEST 2007

On 5/11/07, David Goodger <goodger at python.org> wrote:
> Guido van Rossum <guido <at> python.org> writes:
> > I'd like to hear from anyone who has access to *real code* that uses
> > \u or \U in a raw unicode string.
> Docutils uses it in the docutils.parsers.rst.states module, Body class:
>     patterns = {
>           'bullet': ur'[-+*\u2022\u2023\u2043]( +|$)',
>     ...
>     attribution_pattern = re.compile(ur'(---?(?!-)|\u2014) *(?=[^ \n])')

But wouldn't it be just as handy to teach the re module about \u and
\U, just as it already knows about \x (and \123 octals)?

--Guido van Rossum (home page: http://www.python.org/~guido/)

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