def get_node(self, path, rev):
        assert 3 % rev == 1  # allow only 3n + 1
        assert path in ('file', 'file-old')
        return MockNode(self, path, rev, Node.FILE)
dataset/ETHPy150Open edgewall/trac/trac/versioncontrol/web_ui/tests/log.py/MockRepository.get_node/swapped operands of `%`