parsers.py 文件源码

def parse_rss(url=None, **kwargs):
    try:
        f = fetch(decode(url), **kwargs)
    except (ValueError, URLError):
        parsed = rssparser.parse(url)
    else:
        content = f.read() if speedparser else f

        try:
            parsed = rssparser.parse(content)
        finally:
            f.close()

    return parsed