Index: Lib/SocketServer.py
===================================================================
--- Lib/SocketServer.py	(revision 76727)
+++ Lib/SocketServer.py	(working copy)
@@ -445,6 +445,7 @@
 
     def close_request(self, request):
         """Called to clean up an individual request."""
+        request.shutdown(socket.SHUT_WR)
         request.close()
 
 
@@ -610,12 +611,11 @@
         self.request = request
         self.client_address = client_address
         self.server = server
+        self.setup()
         try:
-            self.setup()
             self.handle()
+        finally:
             self.finish()
-        finally:
-            sys.exc_traceback = None    # Help garbage collection
 
     def setup(self):
         pass