bpo-35934: Add socket.create_server() utility function (GH-11784)

diff --git a/Doc/whatsnew/3.8.rst b/Doc/whatsnew/3.8.rst
index 29d370c..aa75bee 100644
--- a/Doc/whatsnew/3.8.rst
+++ b/Doc/whatsnew/3.8.rst
@@ -294,6 +294,15 @@
 (Contributed by Serhiy Storchaka in :issue:`33721`.)
 
 
+socket
+------
+
+Added :meth:`~socket.create_server()` and :meth:`~socket.has_dualstack_ipv6()`
+convenience functions to automate the necessary tasks usually involved when
+creating a server socket, including accepting both IPv4 and IPv6 connections
+on the same socket.  (Contributed by Giampaolo Rodola in :issue:`17561`.)
+
+
 shutil
 ------