Reload the device.

        !!!WARNING! there is unsaved configuration!!!
        This command will reboot the system. (y/n)?  [n]

def reload(self, save_config=True):
        """Reload the device.

        !!!WARNING! there is unsaved configuration!!!
        This command will reboot the system. (y/n)?  [n]
        """
        if save_config:
            self.device.send("copy running-config startup-config")
        self.device("reload", wait_for_string="This command will reboot the system")
        self.device.ctrl.sendline("y")