擅长:python、mysql、java
<p>模型类是完整的Python类,因此可以向它们添加属性、方法和属性:</p>
<pre><code>class ItemCombo(models.Model):
item1 = models.ForeignKey(Item)
item2 = models.ForeignKey(Item)
@property
def combocategory(self):
return .. # some mumbo-jumbo of item1 and item2
</code></pre>