fix for f4d30d1a529e Python 2.7 has only assertRaisesRegexp, not assertRaisesRegex
fix for f4d30d1a529e
Python 2.7 has only assertRaisesRegexp, not assertRaisesRegex

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