Issue #13503: Use a more efficient reduction format for bytearrays with
pickle protocol >= 3. The old reduction format is kept with older
protocols in order to allow unpickling under Python 2.
Patch by Irmen de Jong.
diff --git a/Misc/NEWS b/Misc/NEWS
index abb04e4..fbf18cc 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -10,6 +10,10 @@
Core and Builtins
-----------------
+- Issue #13503: Use a more efficient reduction format for bytearrays with
+ pickle protocol >= 3. The old reduction format is kept with older protocols
+ in order to allow unpickling under Python 2. Patch by Irmen de Jong.
+
- Issue #7111: Python can now be run without a stdin, stdout or stderr
stream. It was already the case with Python 2. However, the corresponding
sys module entries are now set to None (instead of an unusable file object).