diff --git a/Lib/sgmllib.py b/Lib/sgmllib.py
index 784dbe1..3e85a91 100644
--- a/Lib/sgmllib.py
+++ b/Lib/sgmllib.py
@@ -270,7 +270,7 @@
             if not rest:
                 attrvalue = attrname
             else:
-                if (attrvalue[:1] == "'" == attrvalue[-1:] or 
+                if (attrvalue[:1] == "'" == attrvalue[-1:] or
                     attrvalue[:1] == '"' == attrvalue[-1:]):
                     # strip quotes
                     attrvalue = attrvalue[1:-1]
diff --git a/Lib/test/test_traceback.py b/Lib/test/test_traceback.py
index 269c628..22c0456 100644
--- a/Lib/test/test_traceback.py
+++ b/Lib/test/test_traceback.py
@@ -23,7 +23,7 @@
     def syntax_error_without_caret(self):
         # XXX why doesn't compile raise the same traceback?
         import test.badsyntax_nocaret
-    
+
     def syntax_error_bad_indentation(self):
         compile("def spam():\n  print 1\n print 2", "?", "exec")
 
diff --git a/Lib/test/test_urllib2.py b/Lib/test/test_urllib2.py
index c79a733..58b54c1 100644
--- a/Lib/test/test_urllib2.py
+++ b/Lib/test/test_urllib2.py
@@ -355,12 +355,12 @@
             "file://%s%s" % (socket.gethostbyname('localhost'), urlpath),
             ]
         try:
-            localaddr = socket.gethostbyname(socket.gethostname())    
+            localaddr = socket.gethostbyname(socket.gethostname())
         except socket.gaierror:
             localaddr = ''
         if localaddr:
             urls.append("file://%s%s" % (localaddr, urlpath))
-            
+
         for url in urls:
             f = open(TESTFN, "wb")
             try: