def extendMarkdown(self, md, md_globals):
        md.registerExtensions(extensions, self.config)
REST PlayStop on a Call Helper
dataset/ETHPy150Open natestedman/Observatory/observatory/lib/markdown/extensions/extra.py/ExtraExtension.extendMarkdown--crossover with--dataset/ETHPy150Open plivo/plivohelper-python/plivohelper.py/REST.play_stop