截至 2013 年 11 月上旬，只有以下 XML 处理器支持 XSD 1.1:

As of early November 2013, only the following XML processors support XSD 1.1:

• Xerces-J 与 PsychoPath XPath 2.0
• 萨克森EE
• Altova

目前还没有用 Python 编写的可针对 XSD 1.1 进行验证的 XML 解析器.

There is no XML parser written in Python that validates against XSD 1.1 yet.