Fix CAS settings

note_kfet/settings/__init__.py

@@ -1,4 +1,9 @@
+# Copyright (C) 2018-2020 by BDE ENS Paris-Saclay
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+from django.utils.translation import gettext_lazy as _
 import re
+
 from .base import *