def separator(self, position=-1):
        # A None row is considered a separator
        if position > 0:
            self._rows.insert(position, None)
        else:
            self._rows.append(None)
Testing FileAttachmentReviewUI sandboxes get_js_model_data
dataset/ETHPy150Open nacx/kahuna/kahuna/utils/prettyprint.py/PTable.separator--crossover with--dataset/ETHPy150Open reviewboard/reviewboard/reviewboard/reviews/ui/tests.py/SandboxTests.test_get_js_model_data