fix

[librarian.git] / src / librarian / elements / comments / uwaga.py

diff --git a/src/librarian/elements/comments/uwaga.py b/src/librarian/elements/comments/uwaga.py
index adf908b..498d968 100644 (file)
--- a/src/librarian/elements/comments/uwaga.py
+++ b/src/librarian/elements/comments/uwaga.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
 
 
@@ -7,3 +10,9 @@ class Uwaga(WLElement):
 
     def html_build(self, builder):
         pass
+
+    def epub_build(self, builder):
+        pass
+
+    def validate(self):
+        return