uncommon but possible.  Inspired by SF bug 1469629.

incremental codec tests.

PyObject_CallMethod aware of PY_SSIZE_T_CLEAN.

The test case came from test_generators, not test_itertools.
Ensure there's no cyclic garbage we are counting.

This is weird because it leaks, then reaches a limit:

python.exe -i test_tee.py
>>> leak()
0
[26633 refs]
>>> leak()
0
[26658 refs]
>>> leak()
0
[26683 refs]
>>> leak()
0
[26708 refs]
>>> leak()
0
[26708 refs]
>>> leak()
0
[26708 refs]
>>> leak()
0

passing a string.  Martin already fixed the actual crash by ensuring
Py_UNICODE is unsigned.  As discussed on python-dev, this fix
removes the possibility of creating a unicode string from a raw buffer.

There is an outstanding question of how to fix the crash in 2.4.

appear.  Get rid of them by nuking doctest's default DocTestRunner
instance as part of cleanup().  Also cleanup() before running the
first test repetition (the test was run once before we get into
the -R branch).

news about this and a couple other recent fixes.

64-bit machines that require pointers to be aligned (e.g. IA64)

Add metadata example

Export the COM entry point functions.

Note that there are several conflicting base addresses defined for
other extensions, also not all are listed in dllbase_nt.txt.

are concerned.

Fixes part of #1445210.