Whitespace normalization.  Ugh, we really need to do this more often.
You might want to review this change as it's my first time.  Be gentle. :-)
diff --git a/Lib/test/test_smtplib.py b/Lib/test/test_smtplib.py
index 09c1d96..3542ddb 100644
--- a/Lib/test/test_smtplib.py
+++ b/Lib/test/test_smtplib.py
@@ -25,7 +25,7 @@
         evt.set()
 
 class GeneralTests(TestCase):
-    
+
     def setUp(self):
         self.evt = threading.Event()
         threading.Thread(target=server, args=(self.evt,)).start()
@@ -38,13 +38,13 @@
         # connects
         smtp = smtplib.SMTP("localhost", 9091)
         smtp.sock.close()
-        
+
     def testTimeoutDefault(self):
         # default
         smtp = smtplib.SMTP("localhost", 9091)
         self.assertTrue(smtp.sock.gettimeout() is None)
         smtp.sock.close()
-    
+
     def testTimeoutValue(self):
         # a value
         smtp = smtplib.SMTP("localhost", 9091, timeout=30)