[Python-3000] path in py3K Re: [Python-checkins] r51624 - in python/trunk/Lib: genericpath.py macpath.py ntpath.py os2emxpath.py posixpath.py test/test_genericpath.py

[Guido van Rossum]

It is not my intention to adopt the Path module in Py3k.

On 8/26/06, Jim Jewett <jimjjewett at gmail.com> wrote:
> In Py3K, is it still safe to assume that a list of paths will be
> (enough like) ordinary strings?
>
> I ask because of the various Path object discussions; it wasn't clear
> that a Path object should be a sequence of (normalized unicode?)
> characters (rather than path components), that the path would always
> be normalized or absolute, or even that it would implement the LE (or
> LT?) comparison operator.
>
> -jJ
>
> On 8/26/06, jack.diederich <python-checkins at python.org> wrote:
> > Author: jack.diederich
> > Date: Sat Aug 26 20:42:06 2006
> > New Revision: 51624
>
> > Added: python/trunk/Lib/genericpath.py
>
> > +# Return the longest prefix of all list elements.
> > +def commonprefix(m):
> > +    "Given a list of pathnames, returns the longest common leading component"
> > +    if not m: return ''
> > +    s1 = min(m)
> > +    s2 = max(m)
> > +    n = min(len(s1), len(s2))
> > +    for i in xrange(n):
> > +        if s1[i] != s2[i]:
> > +            return s1[:i]
> > +    return s1[:n]
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-- 
--Guido van Rossum (home page: http://www.python.org/~guido/)