def make_tabs(matchobj):
        """modify the format from emphasis black symbol to tabs."""
        content = matchobj.group()
        content = content.replace('<!-- [TABS-BEGIN] -->', '')
        content = content.replace('<!-- [TABS-END] -->', '')

        # split the content by "**{Tab-Name}**""
        splits = re.split(r'^\*\*(.*)\*\*$', content, flags=re.M)[1:]
        tabs_list = []
        for title, tab_content in zip(splits[::2], splits[1::2]):
            title = ':::{tab} ' + title + '\n'
            tab_content = tab_content.strip() + '\n:::\n'
            tabs_list.append(title + tab_content)

        return '::::{tabs}\n' + ''.join(tabs_list) + '::::'
modify the format from emphasis black symbol to tabs.
docs/en/stat.py