Drop lots of legacy code. Support Python 3.7-3.11.

[librarian.git] / src / librarian / elements / root / __init__.py

diff --git a/src/librarian/elements/root/__init__.py b/src/librarian/elements/root/__init__.py
index a8cf82d..ae7705e 100644 (file)
--- a/src/librarian/elements/root/__init__.py
+++ b/src/librarian/elements/root/__init__.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
 from ..masters import Master
 
@@ -17,3 +20,11 @@ class Utwor(WLElement):
             # This should not generally happen.
             if self.getparent() is not None:
                 return self.getparent().meta
+        # Fallback
+        return self.document.base_meta
+
+    @property
+    def master(self):
+        for c in self:
+            if isinstance(c, Master):
+                return c