Regular Expression for the special character "|" pipe
Aman Kashyap
amankashyap1223 at gmail.com
Tue May 27 07:39:14 EDT 2014
On Tuesday, 27 May 2014 16:59:38 UTC+5:30, Daniel wrote:
> What about skipping the re and try this:
>
>
>
> 'start=|ID=ter54rt543d|SID=ter54rt543d|end=|'.split('|')[1][3:]
>
>
>
> On 27.05.2014 14:09, Vlastimil Brom wrote:
>
> > 2014-05-27 12:59 GMT+02:00 Aman Kashyap <amankashyap1223 at gmail.com>:
>
> >> I would like to create a regular expression in which i can match the "|" special character too.
>
> >>
>
> >> e.g.
>
> >>
>
> >> start=|ID=ter54rt543d|SID=ter54rt543d|end=|
>
> >>
>
> >> I want to only |ID=ter54rt543d| from the above string but i am unable to write the pattern match containing "|" pipe too.
>
> >>
>
> >> By default python treat "|" as an OR operator.
>
> >>
>
> >> But in my case I want to use to as a part of search string.
>
> >> --
>
> > Hi,
>
> > you can just escpape the pipe with backlash like any other metacharacter:
>
> >
>
> > r"start=\|ID=ter54rt543d"
>
> >
>
> > be sure to use the raw string notation r"...", or you can double all
>
> > backslashes in the string.
>
> >
>
> > hth,
>
> > vbr
Thanks for the response.
I got the answer finally.
This is the regular expression to be used:\\|ID=[a-z]*[0-9]*[a-z]*[0-9]*[a-z]*\\|
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