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Regex error in python (weird?)

Aahz Maruch aahz at netcom.com
Tue Aug 29 19:26:54 EDT 2000 
In article <39AC2BAD.EAE1246B at uow.edu.au>,
Aleksandar Alimpijevic  <aa44 at uow.edu.au> wrote:
>
>Hi, I have a weird problem when using my regular expression to parse a
>lino from a WebServer log file. The program looks like it got stuck into
>some weird loop somewhere. The problem seems to appear in only one case.

Tim Peters likes to say that anyone who tries to solve a problem with a
regular expression now has two problems.

>This is the format of the line in the file. The regular expression tends
>to check if the line has exactly the same format. It works fine for
>everything except
>        201.120.68.38 - - [05/Jun/2000:16:30:29 +1000] "HEAD /index.html
>HTTP/1.0" 304 -
>If I change line to  (change only in HTTP/1.0 part)
>        201.120.68.38 - - [05/Jun/2000:16:30:29 +1000] "HEAD /index.html
>HaTTP/1.0" 304 -

I'd suggest that you break this operation into several parts.  Start by
splitting the line into three sections: everything before " - - ";
everything between the brackets; and everything after the brackets.  Or
something like that.
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