Update download URL of Belgian bank numbers

This also changes the handling to prefer the English name over other
names and handles another variant of not-applicable values.

Author: arthurdejong

update/be_banks.py

@@ -3,7 +3,7 @@
 
 # update/be_banks.py - script to download Bank list from Belgian National Bank
 #
-# Copyright (C) 2018-2025 Arthur de Jong
+# Copyright (C) 2018-2026 Arthur de Jong
 #
 # This library is free software; you can redistribute it and/or
 # modify it under the terms of the GNU Lesser General Public
@@ -32,7 +32,7 @@
 
 # The location of the XLS version of the bank identification codes. Also see
 # https://www.nbb.be/en/payment-systems/payment-standards/bank-identification-codes
-download_url = 'https://www.nbb.be/doc/be/be/protocol/current_codes.xlsx'
+download_url = 'https://www.nbb.be/doc/be/be/protocol/grouped_list_current.xlsx'
 
 
 # List of values that refer to non-existing, reserved or otherwise not-
@@ -48,6 +48,7 @@
     'VRIJ - LIBRE',
     'VRIJ',
     'nav',
+    'N/A',
 )
 
 
@@ -72,7 +73,7 @@ def get_values(sheet):
     for row in rows:
         row = [clean(column.value) for column in row]
         low, high, bic = row[:3]
-        bank = ([x for x in row[3:] if x] + [''])[0]
+        bank = ([''] + [x for x in row[2:] if x])[-1]
         if bic or bank:
             yield low, high, bic.replace(' ', ''), bank