rdfobject.py 文件源码

def __addAction(self, action, statement):
        element = self.trans.createElement(action)
        for item in statement:
            if isinstance(item, Literal):
                literal = self.trans.createElement("literal")
                if item.datatype is not None: literal.setAttribute("datatype", str(item.datatype))
                if item.language is not None: literal.setAttribute("xml:lang", str(item.language))
                literal.appendChild(self.trans.createTextNode(str(item)))
                element.appendChild(literal)
            elif isinstance(item, URIRef):
                uri = self.trans.createElement("uri")
                uri.appendChild(self.trans.createTextNode(str(item)))
                element.appendChild(uri)
            elif isinstance(item, BNode):
                bnode = self.trans.createElement("bnode")
                bnode.appendChild(self.trans.createTextNode(str(item)))
                element.appendChild(bnode)
            else:
                raise Exception("Unknown element: " + item)
        self.trans.childNodes[0].appendChild(element)