SAX.setDocumentLocator()
SAX.startDocument()
SAX.startElementNs(diagram, NULL, NULL, 0, 4, 0, testattr='test...', 4, xml:lang='en" ...', 2, xml:link='simp...', 6, xml:space='pres...', 8)
SAX.endElementNs(diagram, NULL, NULL)
SAX.endDocument()