A bug in 2.7 test_descr.py revealed a problem with the way we were
detecting docstrings.
__doc__ = DocDescr()
was getting confused with a docstring.
This program also reveals other bugs in 3.2+ but we'll deal with that
in another commit.
add-test.py: wasn't handling optimize correctly. Handle python version better
parse27.py: dyslexia
01_for_else_try_else.py: bug in found in 1.4 anydbm.py which we will
address soon