UPD: handle empty oui-lists with error (#802)

model/macfinder.py

@@ -16,6 +16,8 @@ if not settings.oui_lookup_disabled:
                 'https://standards-oui.ieee.org/oui36/oui36.txt']:
         ouis = requests.get(oui).text.split('\n')  # normal request, not with fastapi Request Object
         last_hex = ''
+        if len(ouis) == 0:
+            raise ValueError(f'Empty OUI-DB from {oui}!')
         for line in ouis:
             if '(hex)' not in line:
                 if '(base 16)' in line: