def host_maintenance_mode(self, host, mode):
        return self._host.host_maintenance_mode(host, mode)
Resets the remembered alt context if one has been set.
dataset/ETHPy150Open BU-NU-CLOUD-SP16/Trusted-Platform-Module-nova/nova/virt/xenapi/driver.py/XenAPIDriver.host_maintenance_mode--crossover with--dataset/ETHPy150Open manahl/mdf/mdf/nodes.py/MDFNode._reset_alt_context