better emptiness detection

[librarian.git] / scripts / book2txt

diff --git a/scripts/book2txt b/scripts/book2txt
index 55482a6..2963816 100755 (executable)
--- a/scripts/book2txt
+++ b/scripts/book2txt
@@ -1,4 +1,9 @@
 #!/usr/bin/env python
+# -*- coding: utf-8 -*-
+#
+# This file is part of Librarian, licensed under GNU Affero GPLv3 or later.
+# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.  
+#
 import os
 import optparse