1SAX.setDocumentLocator()
2SAX.startDocument()
3SAX.internalSubset(doc, , )
4SAX.elementDecl(doc, 1, ...)
5SAX.attributeDecl(doc, xmlns, 1, 4, http://www.example.com/, ...)
6SAX.externalSubset(doc, , )
7SAX.startElementNs(doc, NULL, 'http://www.example.com/', 1, xmlns='http://www.example.com/', 0, 0)
8SAX.endElementNs(doc, NULL, 'http://www.example.com/')
9SAX.endDocument()
10