[issue32571] Speed up and clean up getting optional attributes in C code

[Serhiy Storchaka]

Serhiy Storchaka <storchaka+cpython at gmail.com> added the comment:

Because this API is experimental. It was changed in recent 24 hours and may be changed more before merging or even after releasing 3.7.

----------

_______________________________________
Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue32571>
_______________________________________