Whitespace normalization.
diff --git a/Lib/encodings/hex_codec.py b/Lib/encodings/hex_codec.py
index 572ff79..5c6e4a4 100644
--- a/Lib/encodings/hex_codec.py
+++ b/Lib/encodings/hex_codec.py
@@ -51,7 +51,7 @@
 
 class StreamWriter(Codec,codecs.StreamWriter):
     pass
-        
+
 class StreamReader(Codec,codecs.StreamReader):
     pass