the rest in Signature.__str__. #20356

Some classes defined in C may not have the '__module__' attribute, so
we now handle this case to avoid having unexepected AttributeError.

called during shutdown.  Emitting resource warning in __del__ no longer fails.
Original patch by Antoine Pitrou.

successful when called during nulling out of modules during shutdown.
Misleading exception no longer raised when resource warning is emitted
during shutdown.

signals

arguments.  Patch by Glenn Langford.

Patch by Nikolaus Rath.

make it actually gives some help when clicked. Patch by Guilherme Simões.

make it actually gives some help when clicked. Patch by Guilherme Simões.

removed even for bound methods. (Inspect.signature does, see 20401.)

Original patch by Serhiy Storchaka.

Original patch by Serhiy Storchaka.

Serhiy and I had the same idea so it's most likely right. ;)

of zlibmodule.clinic.c

This file hasn't been touched since its initial commit in 2006. In CPython
default branch (3.4), the relevant PEP number is 3333.

Based on patch by Claudiu Popa.

Based on patch by Claudiu Popa.

Patch by Glenn Langford.

codecs.StreamReader returned incomplete data when were called after
readline() or read(size).  Based on patch by Amaury Forgeot d'Arc.