defines an attribute \var{daemon_threads}, which indicates whether
or not the server should wait for thread termination. You should
set the flag explicitly if you would like threads to behave
-autonomously.
+autonomously; the default is \constant{False}, meaning that Python
+will not exit until all threads created by \class{ThreadingMixIn} have
+exited.
Server classes have the same external methods and attributes, no
matter what network protocol they use: