Message 393403 - Python tracker

➜

This issue tracker has been migrated to GitHub, and is currently read-only.
For more information, see the GitHub FAQs in the Python's Developer Guide.

Content 
PEP 0497 is rejected; the active one is PEP 387, which says "backwards incompatibility" means preexisting code ceases to comparatively function after a change.
So, this does look like a backwards-incompatible change.

Unfortunately, not all of the C API is documented, so unless it's explicitly marked private, people will use it :(