Issue #16342: Lib/_sysconfigdata.py is no longer put into Lib, so don't ignore it if it's still there.
Issue #16342: Lib/_sysconfigdata.py is no longer put into Lib, so
don't ignore it if it's still there.

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