Re: Better RegEX to find IPs

[Adrian Crenshaw <irongeek () irongeek com>]

Just legal IPs, but if it matches 255.255.255.255 and 0.0.0.0 I can live
with it.
Thanks,
Adrian

On Wed, Dec 1, 2010 at 5:09 PM, Chris Keladis <ckeladis () gmail com> wrote:

> On Thu, Dec 2, 2010 at 8:08 AM, Adrian Crenshaw <irongeek () irongeek com>wrote:
>
> Hey Adrian,
>
>
> >     I've Googled around and not had much luck finding something better.
> > I'm trying to parse a file in Python and extract all IPs. Currently I'm
> > using:
> >
> > IPsInFile =
> > re.findall('(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)',TextBlob)
> >
> > But this gives me some bad results such as:
>
>
>
> Everything that looks like an IP, or everything that's a legal IP?
>
> In perl i'd match something like \d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3} (sorry
> my Python is a bit rusy).
>
> But it all depends on your requirements really.
>
>
> Cheers,
>
> Chris.
>
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