A little cleanup of the libs due to OCD

lib/mako/ext/preprocessors.py

@@ -0,0 +1,20 @@
+# ext/preprocessors.py
+# Copyright (C) 2006-2013 the Mako authors and contributors <see AUTHORS file>
+#
+# This module is part of Mako and is released under
+# the MIT License: http://www.opensource.org/licenses/mit-license.php
+
+"""preprocessing functions, used with the 'preprocessor' 
+argument on Template, TemplateLookup"""
+
+import re
+
+def convert_comments(text):
+    """preprocess old style comments.
+ 
+    example:
+ 
+    from mako.ext.preprocessors import convert_comments
+    t = Template(..., preprocessor=preprocess_comments)"""
+    return re.sub(r'(?<=\n)\s*#[^#]', "##", text)
+