'Return the contents of this verb as an XML string
:param bool xml_declaration: Include the XML declaration. Defaults to
True'

def toxml(self, xml_declaration=True):

    xml = ET.tostring(self.xml()).decode('utf-8')
    if xml_declaration:
        return ('<?xml    version="1.0"    encoding="UTF-8"?>' + xml)
    else:
        return xml
