some new features

.venv/lib/python3.12/site-packages/openpyxl/descriptors/namespace.py

@@ -0,0 +1,12 @@
+# Copyright (c) 2010-2024 openpyxl
+
+
+def namespaced(obj, tagname, namespace=None):
+    """
+    Utility to create a namespaced tag for an object
+    """
+
+    namespace = getattr(obj, "namespace", None) or namespace
+    if namespace is not None:
+        tagname = "{%s}%s" % (namespace, tagname)
+    return tagname