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Wed Apr 13 15:30:30 EDT 2016 · https://mail.python.org/pipermail/python-dev/2016-April/144064.html

On Wed, 13 Apr 2016 at 12:25 Chris Angelico <rosuav at gmail.com> wrote:

> On Thu, Apr 14, 2016 at 3:10 AM, Brett Cannon <brett at python.org> wrote:
> > https://gist.github.com/brettcannon/b3719f54715787d54a206bc011869aa1
> has the
> > four potential approaches implemented (although it doesn't follow the
> > "separate functions" approach some are proposing and instead goes with
> the
> > allow_bytes approach I originally proposed).
>
> All of them have this construct:
>
> try:
>     path = path.__fspath__()
> except AttributeError:
>     pass
>
> Is that the intention, or should the exception catching be narrower? I
> know it's clunky to write it in Python, but AIUI it's less so in C:
>
> try:
>     callme = path.__fspath__
> except AttributeError:
>     pass
> else:
>     path = callme()
>

I'm assuming the C code will do what you're suggesting. My way is just
faster to write in 2 minutes of coding. :)
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[Python-Dev] pathlib - current status of discussions