[1] Genshi, https://genshi.edgewall.org/
Genshi is a Python library that provides an integrated set of components for parsing, generating, and processing HTML, XML or other textual content for output generation on the web.
[4] GitHub - edgewall/genshi: Python toolkit for generation of output for the web, https://github.com/edgewall/genshi
[2] Documentation/xml-templates.html – Genshi, https://genshi.edgewall.org/wiki/Documentation/xml-templates.html
[3] >>2 XML を XML名前空間で拡張するタイプの雛形言語
[7] Documentation/templates.html – Genshi, https://genshi.edgewall.org/wiki/Documentation/templates.html
[9] Documentation/i18n.html – Genshi, https://genshi.edgewall.org/wiki/Documentation/i18n.html
[10] >>9 翻訳テキスト機能の名前空間
xmlns:i18n="http://genshi.edgewall.org/i18n"
[5] Documentation/text-templates.html – Genshi, https://genshi.edgewall.org/wiki/Documentation/text-templates.html
[11] Documentation/plugin.html – Genshi, https://genshi.edgewall.org/wiki/Documentation/plugin.html
[12] >>11 genshi = genshi-markup (>>3) + genshi-text (>>6) とのこと
[13] djangoで、テンプレートエンジンgenshiを使う - gumi Engineer’s Blog, https://gumilab.hatenadiary.org/entry/20101108/1289193577