Fixed #28324 -- Made feedgenerators write feeds with deterministically ordered attributes.

1 files changed, 6 insertions, 0 deletions

diff --git a/django/utils/xmlutils.py b/django/utils/xmlutils.py
index f1edfb2ac9..6b62a1fe74 100644
--- a/django/utils/xmlutils.py
+++ b/django/utils/xmlutils.py
@@ -3,6 +3,7 @@ Utilities for XML generation/parsing.
 """
 
 import re
+from collections import OrderedDict
 from xml.sax.saxutils import XMLGenerator
 
 
@@ -26,3 +27,8 @@ class SimplerXMLGenerator(XMLGenerator):
             # See http://www.w3.org/International/questions/qa-controls
             raise UnserializableContentError("Control characters are not supported in XML 1.0")
         XMLGenerator.characters(self, content)
+
+    def startElement(self, name, attrs):
+        # Sort attrs for a deterministic output.
+        sorted_attrs = OrderedDict(sorted(attrs.items())) if attrs else attrs
+        super().startElement(name, sorted_attrs)