- update to 4.4.0:
* Improve stand-alone XPath functions builder (issue #70)
* Update tokens and parsers __repr__
* Fix static typing protocols to work with etree and XSD elements
* Change the purpose of the evaluation with a dynamic schema
context
* Add a tox.ini testenv with Python 3.13 pre-releases
* Fix dynamic context initialization with lxml a non-root element
(issue #71)
* Fix XP30+ function fn:function-lookup
* Fix XP30+ fn:unparsed-text, fn:unparsed-text-lines and
fn:unparsed-text-available
* Drop support for Python 3.7
* Add *uri* and *fragment* options to dynamic context
* Make context root node not mandatory (issue #63)
* Add function objects constructor (issue #70)

* Add etree.py module with a safe XML parser (ported from xmlschema)
* Fix wildcard selection of attributes (issue #35)
* Add other XSD builtin atomic types
* Integrate pull requests and fix bug on predicate selector