models.CharField(max_length=200,db_index=True,verbose_name="名稱")
        shell = models.CharField(max_length=100,verbose_name='外皮')
        filling = models.CharField(max_length=100,verbose_name='內(nèi)含')
        has_stick = models.BooleanField(default=True,verbose_name='有沒有棍')

        def __unicode__(self):
            return self.title

        class Meta:
            verbose_name = "冰棒"
            verbose_name_plural = "冰棒s"

class KarmaUser(AbstractUser):
karma = models.PositiveIntegerField(_("karma"),default=0,blank=True)