def _handle_unparsed_node(self,node):
        if not self.meta.ignore_unknown_elements:
            if node.nodeType == node.ELEMENT_NODE:
                err = "unknown element: %s" % (node.nodeName,)
                raise ParseError(err)
            elif node.nodeType in (node.TEXT_NODE,node.CDATA_SECTION_NODE):
                if node.nodeValue.strip():
                    err = "unparsed text node: %s" % (node.nodeValue,)
                    raise ParseError(err)
            elif node.nodeType <= node.ATTRIBUTE_NODE:
                if not node.nodeName.startswith("xml"):
                    err = "unknown attribute: %s" % (node.name,)
                    raise ParseError(err)
dataset/ETHPy150Open rfk/dexml/dexml/__init__.py/Model._handle_unparsed_node/operator `==` -> `<=`