LICENSES.txt 1.5 KB

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  1. lxml is copyright Infrae and distributed under the BSD license (see
  2. doc/licenses/BSD.txt), with the following exceptions:
  3. Some code, such a selftest.py, selftest2.py and
  4. src/lxml/_elementpath.py are derived from ElementTree and
  5. cElementTree. See doc/licenses/elementtree.txt for the license text.
  6. lxml.cssselect and lxml.html are copyright Ian Bicking and distributed
  7. under the BSD license (see doc/licenses/BSD.txt).
  8. test.py, the test-runner script, is GPL and copyright Shuttleworth
  9. Foundation. See doc/licenses/GPL.txt. It is believed the unchanged
  10. inclusion of test.py to run the unit test suite falls under the
  11. "aggregation" clause of the GPL and thus does not affect the license
  12. of the rest of the package.
  13. The isoschematron implementation uses several XSL and RelaxNG resources:
  14. * The (XML syntax) RelaxNG schema for schematron, copyright International
  15. Organization for Standardization (see
  16. src/lxml/isoschematron/resources/rng/iso-schematron.rng for the license
  17. text)
  18. * The skeleton iso-schematron-xlt1 pure-xslt schematron implementation
  19. xsl stylesheets, copyright Rick Jelliffe and Academia Sinica Computing
  20. Center, Taiwan (see the xsl files here for the license text:
  21. src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/)
  22. * The xsd/rng schema schematron extraction xsl transformations are unlicensed
  23. and copyright the respective authors as noted (see
  24. src/lxml/isoschematron/resources/xsl/RNG2Schtrn.xsl and
  25. src/lxml/isoschematron/resources/xsl/XSD2Schtrn.xsl)