def exportValue(self, vf, value):
        m = StrStrHashMap(value)
        keysAndValues = []
        for i in m.keys():
            keysAndValues.append(i)
            keysAndValues.append(m[i])
def deserialize(self, value):
        value = decode(value)
        validators.validate_choice(value.lower(), log.COLORS)
        return value.lower()