def test_unregister(self): self.assertTrue(chr not in pyamf.CLASS_LOADERS) pyamf.register_class_loader(chr) self.assertTrue(chr in pyamf.CLASS_LOADERS) pyamf.unregister_class_loader(chr) self.assertTrue(chr not in pyamf.CLASS_LOADERS) self.assertRaises(LookupError, pyamf.unregister_class_loader, chr)