test_elementtree.py 文件源码

def test_del_attribute_ns_parsed(self):
        XML = self.etree.XML

        a = XML(_bytes('<a xmlns:nsa="http://a/" nsa:foo="FooNS" foo="Foo" />'))

        self.assertEqual('Foo', a.attrib['foo'])
        self.assertEqual('FooNS', a.attrib['{http://a/}foo'])

        del a.attrib['foo']
        self.assertEqual('FooNS', a.attrib['{http://a/}foo'])
        self.assertRaises(KeyError, operator.getitem, a.attrib, 'foo')
        self.assertRaises(KeyError, operator.delitem, a.attrib, 'foo')

        del a.attrib['{http://a/}foo']
        self.assertRaises(KeyError, operator.getitem, a.attrib, '{http://a/}foo')
        self.assertRaises(KeyError, operator.getitem, a.attrib, 'foo')

        a = XML(_bytes('<a xmlns:nsa="http://a/" foo="Foo" nsa:foo="FooNS" />'))

        self.assertEqual('Foo', a.attrib['foo'])
        self.assertEqual('FooNS', a.attrib['{http://a/}foo'])

        del a.attrib['foo']
        self.assertEqual('FooNS', a.attrib['{http://a/}foo'])
        self.assertRaises(KeyError, operator.getitem, a.attrib, 'foo')

        del a.attrib['{http://a/}foo']
        self.assertRaises(KeyError, operator.getitem, a.attrib, '{http://a/}foo')
        self.assertRaises(KeyError, operator.getitem, a.attrib, 'foo')