[Python-markdown-discuss] patch to add text preprocessors

[Erick T. <ida...@us...>]

I had a case where it would be faster to preprocess the text before it 
was split into lines. This simple patch copies the textPostprocessors to 
add textPreprocessors. Think it could be added?

-e

Index: markdown.py
===================================================================
--- markdown.py (revision 32)
+++ markdown.py (working copy)
@@ -1063,6 +1063,8 @@
         self.stripTopLevelTags = 1
         self.docType = ""
 
+        self.textPreprocessors = []
+
         self.preprocessors = [ HTML_BLOCK_PREPROCESSOR,
                                HEADER_PREPROCESSOR,
                                LINE_PREPROCESSOR,
@@ -1610,6 +1612,8 @@
 
         self.source = removeBOM(self.source, self.encoding)
 
+        for pp in self.textPreprocessors:
+            self.source = pp.run(self.source)
        
         doc = self._transform()
         xml = doc.toxml()