special>, </span><span class=string>&quot;hello.h&quot;</span><span class=special>)
    </span><span class=identifier>add_method</span><span class=special>(</span><span class=identifier>W</span><span class=special>, </span><span class=string>&quot;greet&quot;</span><span class=special>)
</span></pre></code>
<p>
Notice also that then you can rename it, set its policy, just like a regular
member function:</p>
<code><pre>
    <span class=identifier>rename</span><span class=special>(</span><span class=identifie