0
另一个对象这是相当困难的我解释,我需要用的话是什么,所以我在这里是一些代码:选择对象,然后与此相关的
class Configuration(models.Model):
name = models.CharField(max_length=250)
firmware_version = models.ForeignKey(FirmwareVersion)
devices_amount = models.PositiveIntegerField()
def __unicode__(self):
return unicode(self.name)
class Firmware(models.Model):
name = models.CharField(max_length=250)
circuit_model = models.ForeignKey(Versiiplates)
def __unicode__(self):
return unicode(self.name)
class FirmwareVersion(models.Model):
firmware = models.ForeignKey(Firmware)
version = models.CharField(max_length=100)
file = models.FileField(upload_to="firmware/")
upload_date = models.DateField(default = datetime.date.today())
notes = models.TextField(max_length=2500, null=True, blank=True)
def __unicode__(self):
return u'%s %s' % (self.firmware.__unicode__(), self.version)
有什么办法在管理变化的形式选择首先配置固件,然后配置与其相关的任何FirmwareVersion?