def hide(self):
        if hasattr(self, 'baseAppInstance'):
            self.baseAppInstance.client.root = self.oldRootWidget
Fail unless the ``deb`` file at ``package_path`` contains all the
dataset/ETHPy150Open dddomodossola/remi/remi/gui.py/Widget.hide--crossover with--dataset/ETHPy150Open ClusterHQ/flocker/admin/test/test_packaging.py/assert_deb_content