Added support for keyword-only attributes. Closes #106, and closes #38

Author: malinoff

src/attr/_make.py

@@ -275,8 +275,8 @@ def _transform_attrs(cls, these):
         elif (had_default is False and
                 a.default is not NOTHING and
                 a.init is not False and
-                # Keyword-only attributes can be specified after keyword-only
-                # attributes with default values.
+                # Keyword-only attributes without defaults can be specified
+                # after keyword-only attributes with defaults.
                 a.kwonly is False):
             had_default = True
         if was_kwonly is True and a.kwonly is False: