def simple_digest(s):
    """
    Create a sum of the ordinal values of the characters passed in from s.

    .. code-block: javascript
        // The original javascript code.
        function simpleDigest(mystr) {
            var res = 0;
            for (var i = 0; i < mystr.length; i++) {
                res += mystr.charCodeAt(i);
            }
            return res;
        }

    :param s: The string to calculate the digest from.
    :return: Sum of ordinal values converted to a string.
    """
    res = 0
    for ch in s:
        res += ord(ch)
    return str(res)
