Patch from Marc-Andre Lemburg.

METH_VARARGS methods on _sqlite.Connection.

anywhere in the name of the current directory.

Basically, s/thread/coroutine/.

assertWarnsRegex() checks are not longer successful if the callable is None.

Added tests for assertRaises().

during closing expatreader.  Fixed a regression introduced in issue #23865.

Patch by Merlijn van Deen.

Per Eric Snow's research, this changed in Python 2.4 in changeset 331e60d8ce,
but these docs were not updated.

Patch by Peter Viktorin.