No doubt I should know this regex point but ..
jwdillworth at yahoo.com
Thu Aug 14 17:30:57 CEST 2003
I would suggest: "^$"
Which matches only empty strings.
--- Jim Hefferon <jhefferon at smcvt.edu> wrote:
> I am writing a class that walks through a file tree and (among other things)
> filters out which files it considers. So I want to have
> __init__( .. ,filterExpression='..')
> For the default I want to filter nothing. So I need a Python regular expression
> that never matches. What is (the best) one?
> Thanks for any help,
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