(self)
return self._data.get('valid', None)
Return tuple of all valid options, or None if not set.
Return tuple of all valid options, or None if not set.
Return tuple of all valid options or None if not set .
def valid(self):
        """Return tuple of all valid options, or None if not set."""
        return self._data.get('valid', None)
def valid ( self ) : return self . _data . get ( 'valid' , None )