In article <mailman.10767.1402000635.18130.python-l...@python.org>,
Albert-Jan Roskam <fo...@yahoo.com> wrote:
>
----- Original Message -----
> From: Ian Kelly <ian.g.ke...@gmail.com>
> > To: Python <python-list@python.org>
> Cc:
> Sent: Thursday, June 5, 2014
> 10:18 PM
> Subject: Re: Unicode and Python - how often do you index strings?
> >
> On Thu, Jun 5, 2014 at 1:58 PM, Paul Rubin <no.email@nospam.invalid>
>
> wrote:
>> Ryan Hiebert <r...@ryanhiebert.com> writes:
>>> How so? I was
> using line=line[:-1] for removing the trailing newline,
> and
>>> just
> replaced it with rstrip('\n'). What are you doing
> differently?
>>
>>
> rstrip removes all the newlines off the end, whether there are zero or
>>
> multiple.? In perl the difference is chomp vs chop.? line=line[:-1]
>>
> removes one character, that might or might not be a newline.
>
> Given the
> description that the input string is "a textfile line", if
> it has multiple
> newlines then it's invalid.
>
> Personally I tend toward rstrip('\r\n') so
> that I don't have
> to worry
> about files with alternative line
> terminators.
I tend to use: s.rstrip(os.linesep)
> If you want to be really
> picky about removing exactly one line
> terminator, then this captures all
> the relatively modern variations:
> re.sub('\r?\n$|\n?\r$', line, '',
> count=1)
or perhaps: re.sub("[^ \S]+$", "", line)
Just for fun, I took a screen-shot of what this looks like in my
newsreader. URL below. Looks like something chomped on unicode pretty
hard :-)
http://www.panix.com/~roy/unicode.pdf
--
https://mail.python.org/mailman/listinfo/python-list
