示例代码：

data/scheduler.xml

                        自动更新服务卡过期状态                                     12             hours             -1                                                             0**            

service_card.py

#自动更新服务卡过期状态，每天早上自动执行一次    def
process_change_state(self, cr, uid, ids=None,
context=None):
       
service_card_ids=self.search(cr,uid,[("state","=",'1')],
context=context)
        if
service_card_ids:
           
DATE_FORMAT =
"%Y-%m-%d"
           
try:
               
for rec in self.browse(cr, uid, service_card_ids,
context=context):
                   
if  rec.remaining_times == 0:
#已用完
                       
self.write(cr, uid, rec.id,
{'state':'2'})
                   
elif rec.due_date < datetime.datetime.strftime(datetime.date.today(),
DATE_FORMAT):
#已过期
                       
self.write(cr, uid, rec.id,
{'state':'3'})
           
except
Exception:
                
_logger.exception("更新服务卡过期状态出现异常！(dispatch.service_card.process_change_state)")
       
return False

backup_data.xml

    ** **                    自动备份数据库                                     **8 **            **hours **            -1             ** **                                                0