def test_tabular_set_meta_large_file(): with tempfile.NamedTemporaryFile(mode='w') as test_file: for _ in range(MAX_DATA_LINES + 1): test_file.write("A\tB\n") test_file.flush() dataset = MockDataset(id=1) dataset.file_name = test_file.name Tabular().set_meta(dataset)