> Hello,
> I have a regular expression for usernames and I want to use this regex
> in my URLConf and bind that to a view. The problem is, I have
> parenthesis in my regex which should not consider as *args*. Here's my
> regex:
>
> ^[a-zA-Z0-9]+((\.[a-zA-Z0-9]+)|(_[a-zA-Z-0-9]+))*$
>
> Values in '()' are necessary in my regex but I don't want to pass
> these values to my view.
> What should I do?
>
http://docs.python.org/library/re.html
(?:...)
A non-capturing version of regular parentheses. Matches whatever
regular expression is inside the parentheses, but the substring
matched by the group cannot be retrieved after performing a match or
referenced later in the pattern.
Cheers
Tom
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