Whitespace normalization.
diff --git a/Tools/idle/IOBinding.py b/Tools/idle/IOBinding.py
index d80e53c..fd8aaf6 100644
--- a/Tools/idle/IOBinding.py
+++ b/Tools/idle/IOBinding.py
@@ -209,7 +209,7 @@
                 "installation. The file may not display correctly" % name,
                 master = self.text)
             enc = None
-            
+
         if enc:
             try:
                 return unicode(chars, enc)