test_etree.py 文件源码

def test_parse_remove_pis(self):
        parse = self.etree.parse
        tostring = self.etree.tostring
        XMLParser = self.etree.XMLParser

        xml = _bytes('<?test?><a><?A?><b><?B?><c/></b><?C?></a><?tail?>')

        f = BytesIO(xml)
        tree = parse(f)
        self.assertEqual(
            xml,
            tostring(tree))

        parser = XMLParser(remove_pis=True)
        tree = parse(f, parser)
        self.assertEqual(
            _bytes('<a><b><c/></b></a>'),
            tostring(tree))