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@iserko
Created Sep 15, 2011
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Croatian (Hrvatski) IBAN control number checker
#!/usr/bin/env python
"""
This script is primarily used to get the IBAN number for Croatian account numbers
"""
import os
import sys
def get_iso13616_numbers(chars):
out = ""
chars = str(chars)
for char in chars:
char = char.upper()
char_num = ord(char)
out += str(char_num-55) # capital A is 65 and equals 10 in ISO13616
return out
def get_iban_number(country, account_number):
number = str(account_number)
number += get_iso13616_numbers(country)
number += "00"
assert(len(number) == 23)
int_num = int(number)
remainder = int_num % 97
control = 97 + 1 - remainder
if control < 10:
control = "0" + str(control)
control = str(control)
print "Control number = %s" % control
test = str(account_number)
test += get_iso13616_numbers(country)
test += control
int_test = int(test)
print "Check = %s (should be 1)" % (int_test % 97)
if int_test % 97 != 1:
print "Test error"
else:
print "Test OK"
print "Full IBAN = %s%s%s" % (country, str(control), str(account_number))
if __name__ == '__main__':
if len(sys.argv) == 3:
country = sys.argv[1]
number = sys.argv[2]
sys.exit(get_iban_number(country, number))
else:
sys.stderr.write("Not enough arguments ... usage: %s <country> <account_number>\n" % sys.argv[0])
sys.exit(254)
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