Boiler plate code to combine elements from different pages on a single page.

script.py

#!/usr/bin/env python2.7
# -*- coding: utf-8 -*-

from io import StringIO
from lxml.html import builder as E, HTMLParser, parse, tostring
from urllib2 import urlopen


parser = HTMLParser()

log = urlopen("https://chromium.googlesource.com/chromium/src/+log/HEAD").read().decode("utf-8")
tree = parse(StringIO(log), parser)

css = []
for link in tree.getroot().iterlinks():
    if link[0].tag == "link":
        if not link[0].attrib['href'].startswith("http"):
            if link[0].attrib['href'].startswith("//"):
                link[0].attrib['href'] = "https:{}".format(link[0].attrib['href'])
            else:
                link[0].attrib['href'] = "https://chromium.googlesource.com{}".format(link[0].attrib['href'])

        css.append(link[0])

breadcrumbs_element = tree.getroot().cssselect('div.breadcrumbs')[0]
log_element = tree.getroot().cssselect('ol.log')[0]

revs = urlopen("http://chromium-status.appspot.com/revisions").read().decode("utf-8")
tree = parse(StringIO(revs), parser)

for link in tree.getroot().iterlinks():
    if link[0].tag == "link":
        link[0].attrib['href'] = "http://chromium-status.appspot.com{}".format(link[0].attrib['href'])
        css.append(link[0])


revision_element = tree.xpath('/html/body/center[2]')[0]

css.append(E.STYLE("html{background:#FFF}body{max-width:100%}#crcomp-log{float:left;max-width:56%}"))
print tostring(E.HTML(
                    E.HEAD(
                           E.TITLE("Cr Source Comp"),
                           *css),
                    E.BODY(
                           E.DIV(breadcrumbs_element, log_element, id="crcomp-log"),
                           E.DIV(revision_element, id="crcomp-revs"))))