def rowCount(self, parent=None):
        return len(self.items)
If a C{True} value is supplied for the C{errortoo} parameter to
dataset/ETHPy150Open glue-viz/glue/glue/utils/qt/python_list_model.py/PythonListModel.rowCount--crossover with--dataset/ETHPy150Open twisted/twisted/twisted/test/test_iutils.py/ProcessUtilsTests.test_outputWithErrorCollected