Return str to a callback raise a segfault if used in string formating

[Paul Moore]

On 14 October 2017 at 16:06, Vincent Vande Vyvre
<vincent.vande.vyvre at telenet.be> wrote:
> I think I've found the problem, the string (a file path) is modified in c
> with "sprintf, snprintf, ..." And I plan to change that with some CPython
> equivalent function.

Nice :-) Glad you found it.
Paul