Issue #1734234: Massively speedup `unicodedata.normalize()` when the
string is already in normalized form, by performing a quick check beforehand.
Original patch by Rauli Ruohonen.
diff --git a/Misc/NEWS b/Misc/NEWS
index 24ec692..beabc9b 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -255,6 +255,10 @@
Library
-------
+- Issue #1734234: Massively speedup ``unicodedata.normalize()`` when the
+ string is already in normalized form, by performing a quick check beforehand.
+ Original patch by Rauli Ruohonen.
+
- Issue #5853: calling a function of the mimetypes module from several threads
at once could hit the recursion limit if the mimetypes database hadn't been
initialized before.