def extendMarkdown(self, md, md_globals):
        md.registerExtension(self)

        md.preprocessors.add('fenced_code_extra',
                                 FencedBlockExtraPreprocessor(self, md),
                                 ">normalize_whitespace")
Look up the `context` and `message` id in the catalog and return the
dataset/ETHPy150Open zrong/wpcmd/wpcmd/mde/fenced_code_extra.py/FencedCodeExtraExtension.extendMarkdown--crossover with--dataset/ETHPy150Open lad1337/XDM/site-packages/babel/support.py/NullTranslations.pgettext