Whitespace normalization.
diff --git a/Tools/idle/CallTips.py b/Tools/idle/CallTips.py
index 412a2e6..dc25083 100644
--- a/Tools/idle/CallTips.py
+++ b/Tools/idle/CallTips.py
@@ -79,7 +79,7 @@
                              wordchars="._" + string.ascii_letters + string.digits):
         # Usage of ascii_letters is necessary to avoid UnicodeErrors
         # if chars contains non-ASCII.
-        
+
         # XXX - This needs to be moved to a better place
         # so the "." attribute lookup code can also use it.
         text = self.text