def setUpClass(cls):
     cls.mol1 = Molecule.from_file(os.path.join(test_dir, "Si2O_cluster.xyz"))
     cls.mm = BruteForceOrderMatcher(cls.mol1)
 def test_to_and_from_dict(self):
     d = self.mm.as_dict()
     mm = BruteForceOrderMatcher.from_dict(d)
     self.assertDictEqual(d, mm.as_dict())