Idiomatic portable way to strip line endings? (fwd)

[Tomasz Lisowski]

Uzytkownik "Lulu of the Lotus-Eaters" <mertz at gnosis.cx> napisal w wiadomosci
news:mailman.1008535340.29425.python-list at python.org...
> m.bless at gmx.de (Martin Bless) wrote:
> |To be on the safe side here's what I sometimes use:
> |def removecrlf( line):
> |    """Remove \r\n or \n from end of string."""
> |    if line[-1:] == '\n':
> |        if line[-2:-1] == '\r':
> |            return line[:-2]
> |        else:
> |            return line[:-1]
> |    else:
> |        return line
>
> This is probably not quite safe enough.  MacOS lines end with '\r'.
> Adding that case is left as an exercise to readers (I like the regex
> version that someone--Skip?--posted in this thread).

Why not use the string.rstrip() function?
Tomasz