scanf style parsing

[Aahz Maruch]

In article <Xns91297E5A71028duncanrcpcouk at 127.0.0.1>,
Duncan Booth  <duncan at rcp.co.uk> wrote:
>tim at vegeta.ath.cx (Tim Hammerquist) wrote in 
>news:slrn9r61oo.uim.tim at vegeta.ath.cx:
>
>Wouldn't you be happier with this?:
>
>   extensions = ['.htm', '.html', '.shtm', '.shtml', '.phtm',
>        '.phtml', '.cgi', '.php', '.php2', 'php3', '.php4', '.pl']
>   ext = os.path.splitext(filename)[1]
>   if ext in extensions:
>      ...
>
>which has the arguable advantage of matching what your description says 
>instead of what your original code does.

Well, if you're going to do that, extensions should be a dict for real
speed.  ;-)

>regexes are wonderful: in moderation.

'Some people, when confronted with a problem, think "I know, I'll use regular
expressions".  Now they have two problems.'  --Jamie Zawinski, comp.lang.emacs
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