iframe-proxy | Sunbelt Computer Software

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from .utils import validator
    r'^[A-Z]{2}[0-9]{2}[A-Z0-9]{11,30}$'
pattern = re.compile(regex)
def char_value(char):
    """A=10, B=11, ..., Z=35
    if char.isdigit():
        return int(char)
        return 10 + ord(char) - ord('A')
def modcheck(value):
    """Check if the value string passes the mod97-test.
    # move country code and check numbers to end
    rearranged = value[4:] + value[:4]
    # convert letters to numbers
    converted = [char_value(char) for char in rearranged]
    # interpret as integer
    integerized = int(''.join([str(i) for i in converted]))
    return (integerized % 97 == 1)
def iban(value):
    Return whether or not given value is a valid IBAN code.
    If the value is a valid IBAN this function returns ``True``, otherwise
    :class:`~validators.utils.ValidationFailure`.
    Examples::
        >>> iban('DE29100500001061045672')
        True
        >>> iban('123456')
        ValidationFailure(func=iban, ...)
    .. versionadded:: 0.8
    :param value: IBAN string to validate
    return pattern.match(value) and modcheck(value)

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