def __new__(self, pair):
        l = len(pair)
        if l > 2:
            raise ValueError('Only a name, and (optionally) a '
                'default value is valid for a parameter.')
        return tuple.__new__(self, (pair[0].strip(),) +
                                    ((pair[1],) if l > 1 else tuple()))
dataset/ETHPy150Open mogui/pyorient/pyorient/scripts.py/ParamDefault.__new__/original