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Powerful and Pythonic XML processing library combining libxml2/libxslt with the ElementTree API.

Project description

lxml is a Pythonic, mature binding for the libxml2 and libxslt libraries. It provides safe and convenient access to these libraries using the ElementTree API.

It extends the ElementTree API significantly to offer support for XPath, RelaxNG, XML Schema, XSLT, C14N and much more.

To contact the project, go to the project home page or see our bug tracker at

In case you want to use the current in-development version of lxml, you can get it from the subversion repository at . Running easy_install lxml==dev will install it from

After an official release of a new stable series, current bug fixes become available at . Running easy_install lxml==2.0bugfix will install this version from

2.0.2 (2008-02-22)

Features added

  • Support passing base_url to file parser functions to override the filename of the file(-like) object.

Bugs fixed

  • The prefix for objectify’s pytype namespace was missing from the set of default prefixes.

  • Memory leak in Schematron (fixed only for libxml2 2.6.31+).

  • Error type names in RelaxNG were reported incorrectly.

  • Slice deletion bug fixed in objectify.

Other changes

  • Enabled doctests for some Python modules (especially lxml.html).

  • Add a method argument to lxml.html.tostring() (method="xml" for XHTML output).

  • Make it clearer that methods like lxml.html.fromstring() take a base_url argument.

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