Merge pull request #25 from joelostblom/python-codeblocks

Highlight Python syntax in code chunks

Author: fmoralesc

syntax/rmarkdown.vim

@@ -7,3 +7,12 @@ exe 'syn region pandocRChunk '.
             \'contained containedin=pandocDelimitedCodeblock contains=@R'
 
 syn region pandocInlineR matchgroup=Operator start=/`r\s/ end=/`/ contains=@R concealends
+
+PandocHighlight python
+" rmarkdown recognizes embedded R differently than regular pandoc
+exe 'syn region pandocPythonChunk '. 
+            \'start=/\(```\s*{\s*python.*\n\)\@<=\_^/ ' .
+            \'end=/\_$\n\(\(\s\{4,}\)\=\(`\{3,}`*\|\~\{3,}\~*\)\_$\n\_$\)\@=/ '. 
+            \'contained containedin=pandocDelimitedCodeblock contains=@python'
+
+syn region pandocInlinePython matchgroup=Operator start=/`python\s/ end=/`/ contains=@Python concealends