Whitespace normalization.
diff --git a/Lib/email/Utils.py b/Lib/email/Utils.py
index 99a65f9..0c57392 100644
--- a/Lib/email/Utils.py
+++ b/Lib/email/Utils.py
@@ -88,7 +88,7 @@
     """The inverse of parseaddr(), this takes a 2-tuple of the form
     (realname, email_address) and returns the string value suitable
     for an RFC 2822 From:, To: or Cc:.
-    
+
     If the first element of pair is false, then the second element is
     returned unmodified.
     """