def METHOD_NAME(self):
    root = pyhit.load(os.path.join('..', '..', 'test_files', 'test.hit'))
    self.assertEqual(len(root(1)), 2)
    sec = root(1).insert(0, 'B-3')
    self.assertEqual(len(root(1)), 3)
    self.assertIs(root(1)(0), sec)
    self.assertIsNone(sec.get('year'))
    sec['year'] = 1980
    self.assertEqual(sec.get('year'), 1980)