Add main thema field. Move to calver.

[librarian.git] / src / librarian / elements / themes / end.py

diff --git a/src/librarian/elements/themes/end.py b/src/librarian/elements/themes/end.py
index 32c6f36..ccf10a3 100644 (file)
--- a/src/librarian/elements/themes/end.py
+++ b/src/librarian/elements/themes/end.py
@@ -1,3 +1,6 @@
+# This file is part of Librarian, licensed under GNU Affero GPLv3 or later.
+# Copyright © Fundacja Wolne Lektury. See NOTICE for more information.
+#
 from ..base import WLElement
 
 
@@ -5,7 +8,7 @@ class End(WLElement):
     HTML_TAG = 'span'
 
     def get_html_attr(self, builder):
-        fid = self.attrib['id'][1:]
+        fid = self.attrib.get('id', '')[1:]
         return {
             "class": "theme-end",
             "fid": fid