[Python-Dev] PEP 292, Simpler String Substitutions
Thu, 20 Jun 2002 10:35:01 +1000
> From: email@example.com [mailto:firstname.lastname@example.org]
> >>>>> "GvR" == Guido van Rossum <email@example.com> writes:
> GvR> That's a matter of validating the template before accepting
> GvR> it.
> True, which isn't hard to do. You can write a regexp to extract the
> $names and then validate those. In fact, I think this is what newer
> versions of xgettext do for Python code (albeit with the %(name)s
Of course, once you've validated a string, it's almost no extra work to do
the interpolation in place (at least in source code size).