def save(self):
        tmp_path = self.path + '.tmp'
        with open(tmp_path, 'w') as f:
            f.write(json.dumps(self.body_labels.items()))
        os.rename(tmp_path, self.path)
def test_keyword_initializers(self):
        class POINT(Structure):
            _fields_ = [("x", c_int), ("y", c_int)]
        pt = POINT(1, 2)
        self.assertEqual((pt.x, pt.y), (1, 2))

        pt = POINT(y=2, x=1)
        self.assertEqual((pt.x, pt.y), (1, 2))