code: def target_sdp_state(self, state):
          
          LOG.info('Setting SDP target state to %s', state)
          if self._sdp_state.current_state == state:
              LOG.info('Target state ignored, SDP is already "%s"!', state)
          if state == 'on':
              self.set_state(DevState.ON)
          if state == 'off':
              self.set_state(DevState.OFF)
          if state == 'standby':
              self.set_state(DevState.STANDBY)
          if state == 'disable':
              self.set_state(DevState.DISABLE)
          self._sdp_state.update_target_state(state)
docs: Update the target state of SDP.