?id RdZddlmZddlmZddlddlmZmZd dZ d dZ d dZ y ) aBN (Canadian Business Number). A Business Number (BN) is a 9-digit identification number for businesses issued by the Canada Revenue Agency for tax purposes. The 9-digit number can be followed by two letters (program identifier) and 4 digits (reference number) to form a program account (or BN15). More information: * https://www.canada.ca/en/services/taxes/business-number.html * https://www.ic.gc.ca/app/scr/cc/CorporationsCanada/fdrlCrpSrch.html?locale=en_CA/ >>> validate('12302 6635') '123026635' >>> validate('12302 6635 RC 0001') '123026635RC0001' >>> validate('123456783') Traceback (most recent call last): ... InvalidChecksum: ... >>> validate('12345678Z') Traceback (most recent call last): ... InvalidFormat: ... ) annotations)luhn)*)cleanisdigitsc6t|djS)zConvert the number to the minimal representation. This strips the number of any valid separators and removes surrounding whitespace.z- )rstripnumbers S/var/www/html/myprovider/mon_projet_qr/lib/python3.12/site-packages/stdnum/ca/bn.pycompactr 5s   $ $ &&ct|}t|dvr tt|dds t t j |ddt|dk(r)|dddvr tt|dds t |S)zbCheck if the number is a valid BN or BN15. This checks the length, formatting and check digit.) Nrr )RCRMRPRT)r len InvalidLengthr InvalidFormatrvalidateInvalidComponentr s r rr;sV_F 6{'!o F2AJ oMM&!* 6{b !B<7 7"$ $rs $/ ! MrcJ tt|S#t$rYywxYw)z*Check if the number is a valid BN or BN15.F)boolrValidationErrorr s r is_validrLs)HV$%% s  ""N)r strreturnr )r r r!r) __doc__ __future__rstdnumrstdnum.exceptions stdnum.utilrrr rrrr r(s'(4#'' "r