[3.12] gh-64414: mention AF_INET6 and IPv6 in socketserver docs. (GH-129866) (#129869)

miss-islington · gpshead · web-flow · commit d42eba880e55 · 2025-02-08T20:13:40.000Z
gh-64414: mention AF_INET6 and IPv6 in socketserver docs. (GH-129866) mention AF_INET6 and IPv6 in socketserver docs. (cherry picked from commit 5ce70ad) Co-authored-by: Gregory P. Smith <greg@krypto.org>
diff --git a/Doc/library/socketserver.rst b/Doc/library/socketserver.rst
@@ -260,8 +260,11 @@ Server Objects
 
    .. attribute:: address_family
 
-      The family of protocols to which the server's socket belongs.
-      Common examples are :const:`socket.AF_INET` and :const:`socket.AF_UNIX`.
+      The family of protocols to which the server's socket belongs.  Common
+      examples are :const:`socket.AF_INET`, :const:`socket.AF_INET6`, and
+      :const:`socket.AF_UNIX`.  Subclass the TCP or UDP server classes in this
+      module with class attribute ``address_family = AF_INET6`` set if you
+      want IPv6 server classes.
 
 
    .. attribute:: RequestHandlerClass
