2 commits

Author	SHA1	Message	Date
jab	40472dd42d	bpo-33018: Improve issubclass() error checking and message. (GH-5944) ... This improves error message for situations when a non-class is checked w.r.t. an abstract base class.	2018-03-22 11:26:06 +00:00
Ivan Levkivskyi	03e3c340a0	bpo-31333: Re-implement ABCMeta in C (#5273) ... This adds C versions of methods used by ABCMeta that improve performance of various ABC operations.	2018-02-18 12:41:58 +00:00