stdnum.es.cif

CIF (Certificado de Identificación Fiscal, Spanish company tax number).

The CIF is a tax identification number for legal entities. It has 9 digits where the first digit is a letter (denoting the type of entity) and the last is a check digit (which may also be a letter).

>>> validate('J99216582')
'J99216582'
>>> validate('J99216583')  # invalid check digit
Traceback (most recent call last):
    ...
InvalidChecksum: ...
>>> validate('J992165831')  # too long
Traceback (most recent call last):
    ...
InvalidLength: ...
>>> validate('M-1234567-L')
'M1234567L'
>>> validate('O-1234567-L')  # invalid first character
Traceback (most recent call last):
    ...
InvalidFormat: ...
>>> split('A13 585 625')
('A', '13', '58562', '5')
stdnum.es.cif.compact(number)

Convert the number to the minimal representation. This strips the number of any valid separators and removes surrounding whitespace.

stdnum.es.cif.validate(number)

Checks to see if the number provided is a valid DNI number. This checks the length, formatting and check digit.

stdnum.es.cif.is_valid(number)

Checks to see if the number provided is a valid DNI number. This checks the length, formatting and check digit.

stdnum.es.cif.split(number)

Split the provided number into a letter to define the type of organisation, two digits that specify a province, a 5 digit sequence number within the province and a check digit.

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