def add(key,
        value,
        host=DEFAULT_HOST,
        port=DEFAULT_PORT,
        time=DEFAULT_TIME,
        min_compress_len=DEFAULT_MIN_COMPRESS_LEN):
    if not isinstance(time, integer_types):
        raise SaltInvocationError('\'time\' must be an integer')
    if not isinstance(min_compress_len, integer_types):
        raise SaltInvocationError('\'min_compress_len\' must be an integer')
    conn = _connect(host, port)
    _check_stats(conn)
    return conn.add(
        key,
        value,
        time=time,
        min_compress_len=min_compress_len
    )
Add a key to the memcached server, but only if it does not exist. Returns
dataset/ETHPy150Open saltstack/salt/salt/modules/memcached.py/add