dispatch:多分派

2008-04-23

关键字: django, dispatch

详细说明:http://www.ibm.com/developerworks/cn/linux/l-pydisp/index.html 可爱的 Python: 多分派

def update_keyword(instance,*args,**keys):pass

dispatcher.connect( update_keyword, sender = models.Adv, signal = signals.pre_save )
dispatcher.connect( add_keyword, sender = models.Adv, signal = signals.post_save )
dispatcher.connect( delete_keyword, sender = models.Adv, signal = signals.pre_delete )

instance <== sender

signal = signals.pre_save操作标志