SF patch 552161 - Py_AddPendingCall doesn't unlock on fail (Daniel Dunbar)
SF patch 552161 - Py_AddPendingCall doesn't unlock on fail (Daniel
Dunbar)

Can't test this, but looks correct to me.

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