Followup to 51c1f2cedb96 (and issue #12456): qsize() raises NotImplementedError on OS X, don't use it.
Followup to 51c1f2cedb96 (and issue #12456):
qsize() raises NotImplementedError on OS X, don't use it.

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