Example

>>>from selectorlibimport Extractor>>> yaml_string="""    title:        selector: "h1"        type: Text    link:        selector: "h2 a"        type: Link    """>>> extractor= Extractor.from_yaml_string(yaml_string)>>> html="""    <h1>Title</h1>    <h2>Usage        <a href="http://test">¶</a>    </h2>    """>>> selector.extract(html){'title': 'Title', 'link': 'http://test'}