Python 3 compatibility for missing / mock value

Author: cmeerw

roundup/cgi/templating.py

@@ -3244,6 +3244,8 @@ def __bool__(self): return False
     # Python 2 compatibility:
     __nonzero__ = __bool__
     def __contains__(self, key): return False
+    def __eq__(self, rhs): return False
+    def __ne__(self, rhs): return False
     def __str__(self): return '[%s]'%self.__description
     def __repr__(self): return '<MissingValue 0x%x "%s">'%(id(self),
         self.__description)

test/mocknull.py

@@ -20,6 +20,8 @@ def __bool__(self): return False
     # Python 2 compatibility:
     __nonzero__ = __bool__
     def __contains__(self, key): return False
+    def __eq__(self, rhs): return False
+    def __ne__(self, rhs): return False
     def __str__(self): return ''
     def __repr__(self): return '<MockNull 0x%x>'%id(self)
     def gettext(self, str): return str