擅长:python、mysql、java
<p>当然,您可以通过C API做任何事情(特别是通过awesome<code>forbiddenfruit</code>模块)</p>
<pre><code>>>> from forbiddenfruit import curse
>>> class C: pass
...
>>> curse(type, "__instancecheck__", lambda cls, obj: type(obj) != C)
>>> isinstance(C(), object)
False
>>> isinstance(C(), C)
True
</code></pre>