Gregory P. Smith <g...@krypto.org> added the comment:

The PyList_Check -> PyList_CheckExact change led to bugs where subclasses of 
list that override extend can no longer be unpickled.

https://bugs.python.org/issue43946

----------
nosy: +gregory.p.smith

_______________________________________
Python tracker <rep...@bugs.python.org>
<https://bugs.python.org/issue29368>
_______________________________________
_______________________________________________
Python-bugs-list mailing list
Unsubscribe: 
https://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com

Reply via email to