@abc.abstractmethod
    def is_simple_associate_supported(self):
        pass
Closes all open windows.
dataset/ETHPy150Open CiscoSystems/avos/openstack_dashboard/api/network_base.py/FloatingIpManager.is_simple_associate_supported--crossover with--dataset/ETHPy150Open enthought/pyface/pyface/workbench/workbench.py/Workbench._close_all_windows