Fix a couple of typos reported by Detlef Lannert <lannert@lannert.rz.uni-duesseldorf.de>.
Fix a couple of typos reported by Detlef Lannert
<lannert@lannert.rz.uni-duesseldorf.de>.

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