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from lxml import html

test_base = '''
<head>
<base href="http://localhost/">
</head>
<body>
<a href="foo.html">foo</a>
</body>
'''

test_no_base = '''
<head>
</head>
<body>
<a href="foo.html">foo</a>
</body>
'''

root = html.fromstring(test_base)
root.make_links_absolute("http://example.com/",
                         resolve_base_href=False)
# URLs should be relative to example.com url, not localhost.
print html.tostring(root)

print "--------------------------------------------------------------------------------"

root = html.fromstring(test_no_base)
root.make_links_absolute("http://example.com/",
                         resolve_base_href=False)
print html.tostring(root)