def removeItem(self, item):
        if item is not None:
            self._menuItems.remove(item)
        self.requestRepaint()
MatrixN.identity(n) --> MatrixN
dataset/ETHPy150Open rwl/muntjac/muntjac/ui/menu_bar.py/MenuBar.removeItem--crossover with--dataset/ETHPy150Open CountZer0/PipelineConstructionSet/python/maya/site-packages/pymel-1.0.5/extras/completion/py/pymel/util/arrays.py/MatrixN.identity