Test all three EXT opcodes, and move these tests into TempAbstractPickleTests, because they don't work with cPickle yet.
Test all three EXT opcodes, and move these tests into
TempAbstractPickleTests, because they don't work with cPickle yet.

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