stdnum.isil

ISIL (International Standard Identifier for Libraries).

The ISIL is the International Standard Identifier for Libraries and Related Organizations.

>>> is_valid('IT-RM0267')
True
>>> is_valid('OCLC-DLC')
True
>>> is_valid('WW-RM0267') # unregistered country code
False
>>> format('it-RM0267')
'IT-RM0267'

stdnum.isil.compact(number)

Convert the ISIL to the minimal representation. This strips surrounding whitespace.

stdnum.isil.format(number)

Reformat the passed number to the standard format.

stdnum.isil.is_valid(number)

Checks to see if the number provided is a valid isil (or isilSV) number.