sphinx hack to have multiple bodies

sphinx.builders.html.py

    def check_contains_literal_block(self, doctree):
        if len(doctree.children)>0:
            for child in doctree.children:
                if self.check_contains_literal_block(child):
                    return True
                    
        if type(doctree) is nodes.literal_block:
            return True
                 
        return False
    
    def get_language_file_ending(self, target="python"):
        if target == "python":
            return "py"
        elif target == "octave":
            return "m"
        else:
            raise ValueError("Unknown target language: %s" % target)
    
    def get_supported_languages(self):
        return [
                "python",
                "octave",

                ]
    
    def replace_literal_blocks_language(self, doctree, target="python"):
        if len(doctree.children)>0:
            for child in doctree.children:
                self.replace_literal_blocks_language(child, target)
                    
        if type(doctree) is nodes.literal_block:
            if doctree['language'] != target:
                doctree['language'] = target
                temp = doctree['source'].split(os.sep)
                fname_base = temp[-1].split(".")[0]
                fname_ending = self.get_language_file_ending(target)
                directory = os.sep.join(temp[:-2] + [target])
                doctree['source'] = directory + os.sep + fname_base + "." + fname_ending
                print "\n", doctree.children[0]
        
    def write_doc(self, docname, doctree):
        destination = StringOutput(encoding='utf-8')
        doctree.settings = self.docsettings

        self.secnumbers = self.env.toc_secnumbers.get(docname, {})
        self.fignumbers = self.env.toc_fignumbers.get(docname, {})
        self.imgpath = relative_uri(self.get_target_uri(docname), '_images')
        self.dlpath = relative_uri(self.get_target_uri(docname), '_downloads')
        self.current_docname = docname
        
        
        ctxadd = {}
        if self.check_contains_literal_block(doctree):
            print "\nstarting hack!"
            for language in self.get_supported_languages():
                print "\n" + language
                self.replace_literal_blocks_language(doctree, language)
                print doctree
                self.docwriter.write(doctree, destination)
                self.docwriter.assemble_parts()
                body = self.docwriter.parts['fragment']
                metatags = self.docwriter.clean_meta
                ctx = self.get_doc_context(docname, body, metatags)
                ctxadd['body' + "_" + language] = ctx['body']
        
            print "\nSummary:"
            print   ctxadd      


        self.docwriter.write(doctree, destination)
        self.docwriter.assemble_parts()
        body = self.docwriter.parts['fragment']
        metatags = self.docwriter.clean_meta

        ctx = self.get_doc_context(docname, body, metatags)
        ctx.update(ctxadd)
        self.handle_page(docname, ctx, event_arg=doctree)