force_test_exit():  This has been completely ineffective at stopping test_signal from hanging forever on the Tru64 buildbot.  That could be because there's no such thing as signal.SIGALARM.  Changed to the idiotic (but standard) signal.SIGALRM instead, and added some more debug output.
force_test_exit():  This has been completely ineffective
at stopping test_signal from hanging forever on the Tru64
buildbot.  That could be because there's no such thing as
signal.SIGALARM.  Changed to the idiotic (but standard)
signal.SIGALRM instead, and added some more debug output.

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