def mod9710(iban):
    """
    Calculates the MOD 97 10 of the passed IBAN as specified in ISO7064.

    @method mod9710
    @param {String} iban
    @returns {Number}
    """
    remainder = iban
    block = None

    while len(remainder) > 2:
        block = remainder[:9]
        remainder = str(int(block) % 97) + remainder[len(block):]

    return int(remainder) % 97
def mod9710 ( iban ) : remainder = iban block = None while len ( remainder ) > 2 : block = remainder [ : 9 ] remainder = str ( int ( block ) % 97 ) + remainder [ len ( block ) : ] return int ( remainder ) % 97
Calculates the MOD 97 10 of the passed IBAN as specified in ISO7064.

    @method mod9710
    @param {String} iban
    @returns {Number}