At the suggestion of Peter Funk, document 'key in dict' and 'key not in dict' after has_key(), with a \versionadded{2.2} note.
At the suggestion of Peter Funk, document 'key in dict' and 'key not
in dict' after has_key(), with a \versionadded{2.2} note.

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