擅长:python、mysql、java
<p>使用元类:</p>
<pre><code>class Meta(type):
def __new__(cls, clsname, bases, dct):
bases = tuple(dct.pop('bases'))
return type.__new__(cls, clsname, bases, dct)
class bigclass:
__metaclass__ = Meta
bases = l
print bigclass.__bases__
#(<class '__main__.hello'>, <class '__main__.bye'>)
</code></pre>