def __enter__(self):
        self.begin()
        return self
findSheetTabWidget() -> QTabWidget
dataset/ETHPy150Open pudo/dataset/dataset/persistence/database.py/Database.__enter__--crossover with--dataset/ETHPy150Open VisTrails/VisTrails/contrib/titan/vtkviewcell.py/QVTKViewWidget.findSheetTabWidget