lxml Cheat sheet

FrontPage

import lxml.etree

doc = lxml.etree.HTML(html_string)
# ... or ...
doc = lxml.etree.XML(xml_string)

doc.xpath("//div[@id='hoge']")[0].text
doc.xpath("//div[@id='hoge']")[0].get("class")  # attribute
doc.xpath("//ns:entry", namespaces={"ns":"http://example.com/test"})  # namespace