code: def clear_dcnm_in_part(self, tenant_id, fw_dict, is_fw_virt=False):
          
          res = fw_const.DCNM_IN_PART_UPDDEL_SUCCESS
          tenant_name = fw_dict.get('tenant_name')
          ret = True
          try:
              self._update_partition_in_delete(tenant_name)
          except Exception as exc:
              LOG.error("Clear of In Partition failed for tenant %(tenant)s"
                        " , Exception %(exc)s",
                        {'tenant': tenant_id, 'exc': str(exc)})
              res = fw_const.DCNM_IN_PART_UPDDEL_FAIL
              ret = False
          self.update_fw_db_result(tenant_id, dcnm_status=res)
          LOG.info("In partition cleared off service ip addr")
          return ret
docs: Clear the DCNM in partition service information.
  
          Clear the In partition service node IP address in DCNM and update the
          result.