- update to 4.9.4:
* LP#2046398: Inserting/replacing an ancestor into a node's
children could loop indefinitely.
* LP#1980767, GH#379: ``TreeBuilder.close()`` could fail with a
``TypeError`` after parsing incorrect input.
* LP#1522052: A file-system specific test is now optional and
should no longer fail on systems that don't support it.
* Built with Cython 0.29.37.
- drop libxml2212-tests.patch (upstream)

- remove python 2.x from testing
- allow building against any libxml2 version in sle15
* Built with Cython 0.29.28.
* LP#1835708: ElementInclude incorrectly rejected repeated
* LP#1755825: iterwalk() failed to return the 'start' event for the initial
- ElementTree.write() has a new option doctype that writes out
a doctype string before the serialisation, in the same way as
- GH#220: xmlfile allows switching output methods at an element
- LP#1595781, GH#240: added a PyCapsule Python API and C-level
API for passing externally generated libxml2 documents into
- GH#244: error log entries have a new property path with an
XPath expression (if known, None otherwise) that points to the
- The namespace prefix mapping that can be used in ElementPath
- GH#238: Character escapes were not hex-encoded in the xmlfile
- GH#229: fix for externally created XML documents.
strips the option values specified in form attributes but only
- LP#1551797: revert previous fix for XSLT error logging as it
- LP#1673355, GH#233: fromstring() html5parser failed to parse
- The previously undocumented docstring option in
ElementTree.write() produces a deprecation warning and will