Issue #14335: multiprocessing's custom Pickler subclass now inherits from the C-accelerated implementation.
Patch by sbt.
diff --git a/Misc/NEWS b/Misc/NEWS
index 470ab42..5672fc31 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -27,6 +27,9 @@
 Library
 -------
 
+- Issue #14335: multiprocessing's custom Pickler subclass now inherits from
+  the C-accelerated implementation.  Patch by sbt.
+
 - Issue #10484: Fix the CGIHTTPServer's PATH_INFO handling problem.
 
 - Issue #11199: Fix the with urllib which hangs on particular ftp urls.