tree cd992b2cde056be71f6e432d16d35ee2a9de8f4c
parent 10873831ed95386d4834dcfb49f1c3d02f741eed
author Miss Islington (bot) <31488909+miss-islington@users.noreply.github.com> 1568396555 -0700
committer Stéphane Wirtel <stephane@wirtel.be> 1568396555 +0100

bpo-34706: Preserve subclassing in inspect.Signature.from_callable (GH-16108) (GH-16113)

https://bugs.python.org/issue34706

Specifically in the case of a class that does not override its
constructor signature inherited from object.

These are Buck Evan @bukzor's changes cherrypicked from GH-9344.
(cherry picked from commit 5b9ff7a0dcb16d6f5c3cd4f1f52e0ca6a4bde586)

Co-authored-by: Gregory P. Smith <greg@krypto.org>