def parseEtree(inFileName):
    doc = parsexml_(inFileName)
    rootNode = doc.getroot()
    rootTag, rootClass = get_root_tag(rootNode)
    if rootClass is not None:
        rootTag = 'DNS_Query'
        rootClass = DNSQueryObjectType
    rootObj = rootClass.factory()
    rootObj.build(rootNode)
    # Enable Python to collect the space used by the DOM.
    doc = None
    rootElement = rootObj.to_etree(None, name_=rootTag)
    content = etree_.tostring(rootElement, pretty_print=True,
        xml_declaration=True, encoding="utf-8")
    sys.stdout.write(content)
    sys.stdout.write('\n')
    return rootObj, rootElement
dataset/ETHPy150Open CybOXProject/python-cybox/cybox/bindings/dns_query_object.py/parseEtree/operator `is` -> `is not`