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Date: Tue, 11 Oct 2011 00:23:35 +0200
Subject: Re: Regex to match all trailing whitespace _and_ newlines.
From: Dotan Cohen <dotancohen@gmail.com>
To: Peter Otten <__peter__@web.de>
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On Thu, Sep 1, 2011 at 13:30, Peter Otten <__peter__@web.de> wrote:
> Dotan Cohen wrote:
>
>> In the terrific Anki [1] application I am trying to remove trailing
>> whitespace from form fields. This is my regex:
>> [\n+\s+]$
>
> My attempt:
>
>>>> sub =3D re.compile(r"\s*?(\n|$)").sub
>>>> sub("<EOL>", "alpha =C2=A0 \nbeta =C2=A0 \r\n\ngamma\n")
> 'alpha<EOL>beta<EOL><EOL>gamma<EOL>'
>>>> sub("<EOL>", "alpha =C2=A0 \nbeta =C2=A0 \r\n\ngamma")
> 'alpha<EOL>beta<EOL><EOL>gamma<EOL>'
>>>> sub("<EOL>", "alpha =C2=A0 \nbeta =C2=A0 \r\n\ngamma\t")
> 'alpha<EOL>beta<EOL><EOL>gamma<EOL>'
>

Hi Peter, sorry for the _late_ reply.

It turns out that Anki stores newlines internally as <br>, since its
display model is based on HTML. Thanks, though!


--=20
Dotan Cohen

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