slidoc.py 文件源码

def block_code(self, code, lang=None):
        """Rendering block level code. ``pre > code``.
        """
        lexer = None
        if code.endswith('\n\n'):
            code = code[:-1]
        if HtmlFormatter and lang:
            try:
                lexer = get_lexer_by_name(lang, stripall=True)
            except ClassNotFound:
                code = lang + '\n' + code

        if not lexer or not HtmlFormatter:
            return '\n<pre><code>%s</code></pre>\n' % mistune.escape(code)

        formatter = HtmlFormatter()
        return highlight(code, lexer, formatter)