Whitespace normalization.
diff --git a/Lib/quopri.py b/Lib/quopri.py
index 80fc6f9..5bb11f6 100755
--- a/Lib/quopri.py
+++ b/Lib/quopri.py
@@ -26,7 +26,7 @@
 
     'input' and 'output' are files with readline() and write() methods.
     The 'quotetabs' flag indicates whether tabs should be quoted.
-	"""
+        """
     while 1:
         line = input.readline()
         if not line: