def triggerCharacters(self):
        """Trigger characters for smart indentation"""
        return self._smartIndenter.TRIGGER_CHARACTERS
def test_supertype(self):
        self.assert_(isinstance(None, NullType))
        self.assert_(isinstance(Optional('a'), NullType))
        self.assert_(isinstance(NotPassed, NotPassedType))
        self.assert_(isinstance(NotPassed, NullType))