[EMAIL PROTECTED] wrote:
> Why does the following result in an IndexError?
> I try to match an optional group, and then access it via its group
> name. The group happens to not participate in the match, but is
> obviously defined in the pattern.
>
>>>>m = re.match('(?P<m>maybe)?yes', "yes")
Uh, don't you need to actually *group* the first "yes" part, with
parentheses, to make it a group? Otherwise you aren't going to be
treating it as other than text-between-groups-that-can-be-skipped.
-Peter
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