test_builder_registry.py 文件源码

def test_combination(self):
        if LXML_PRESENT:
            self.assertEqual(registry.lookup('fast', 'html'),
                             LXMLTreeBuilder)

        if LXML_PRESENT:
            self.assertEqual(registry.lookup('permissive', 'xml'),
                             LXMLTreeBuilderForXML)
        self.assertEqual(registry.lookup('strict', 'html'),
                          HTMLParserTreeBuilder)
        if HTML5LIB_PRESENT:
            self.assertEqual(registry.lookup('html5lib', 'html'),
                              HTML5TreeBuilder)