def removeFiles(self, fileNum, total):
        pass
isSheetTabWidget() -> boolean
dataset/ETHPy150Open sassoftware/conary/conary/callbacks.py/UpdateCallback.removeFiles--crossover with--dataset/ETHPy150Open VisTrails/VisTrails/vistrails/packages/spreadsheet/spreadsheet_tab.py/StandardWidgetSheetTabInterface.isSheetTabWidget