instancemethod_setattro(): Raise TypeError if an attempt is made to set a function attribute on a method (either bound or unbound).  This reverts to Python 2.0 behavior that no attributes of the method are writable, but provides a more informative error message.
instancemethod_setattro(): Raise TypeError if an attempt is made to
set a function attribute on a method (either bound or unbound).  This
reverts to Python 2.0 behavior that no attributes of the method are
writable, but provides a more informative error message.

sk-/python2.7-type-annotator,sk-/python2.7-type-annotator,sk-/python2.7-type-annotator