"maximum recursion depth" RuntimeError exception.
(patch by Ronald Oussoren)
-- Correct lookup of __dir__ on objects. Among other things, this causes errors
- besides AttributeError found on lookup to be propagated.
+- Correct lookup of __dir__ on objects. This allows old-style classes to have
+ __dir__. It also causes errors besides AttributeError found on lookup to be
+ propagated.
- Issue #1195: Fix input() if it is interrupted by CTRL+d and then CTRL+c,
clear the end-of-file indicator after CTRL+d.