Return a dictionary mapping key/value by ``keys`` from zset ``names``

        :param string name: the zset name        
        :param list keys: a list of keys
        :return: the number of successful creation
        :rtype: int

        >>> ssdb.multi_zset('zset_4', a=100, b=80, c=90, d=70)
        4
        >>> ssdb.multi_zset('zset_4', a=100, b=80, c=90, d=70)
        0
        >>> ssdb.multi_zset('zset_4', a=100, b=80, c=90, d=70, e=60)
        1

def multi_zset(self, name, **kvs):
        """
        Return a dictionary mapping key/value by ``keys`` from zset ``names``

        :param string name: the zset name        
        :param list keys: a list of keys
        :return: the number of successful creation
        :rtype: int

        >>> ssdb.multi_zset('zset_4', a=100, b=80, c=90, d=70)
        4
        >>> ssdb.multi_zset('zset_4', a=100, b=80, c=90, d=70)
        0
        >>> ssdb.multi_zset('zset_4', a=100, b=80, c=90, d=70, e=60)
        1        
        """                                        
        for k,v in kvs.items():
            kvs[k] = get_integer(k, int(v))
        return self.execute_command('multi_zset', name, *dict_to_list(kvs))