Get the controller state

def get_state(self) -> str:
        """Get the controller state"""
        xdoc = self.connection.soap_action('/ws/ControllerService',
                                           'getState', "")
        if xdoc:
            return xdoc.find('./SOAP-ENV:Body/ns1:getState1/ns1:state',
                             IHCSoapClient.ihcns).text
        return False