Whitespace normalization, via reindent.py.
diff --git a/Doc/lib/email-dir.py b/Doc/lib/email-dir.py
index bc26b3c..2d89a2f 100644
--- a/Doc/lib/email-dir.py
+++ b/Doc/lib/email-dir.py
@@ -66,7 +66,7 @@
 
     sender = args[0]
     recips = args[1:]
-    
+
     # Create the enclosing (outer) message
     outer = MIMEMultipart()
     outer['Subject'] = 'Contents of directory %s' % os.path.abspath(dir)