def _execute_xml_reference(self):
        doc = WPS.Reference()
        doc.attrib['{http://www.w3.org/1999/xlink}href'] = self.stream
        if self.method.upper() == 'POST' or self.method.upper() == 'GET':
            doc.attrib['method'] = self.method.upper()
        return doc
Return Reference node
dataset/ETHPy150Open geopython/pywps/pywps/inout/inputs.py/LiteralInput._execute_xml_reference