tity_">Class
          template <code class="computeroutput"><span class="identifier">extract_identity</span></code>
          static functions</a></span></dt></dl></div>
<p>
          extract_identity is a model of <a class="link" href="../concepts/extractor.html" title="Extractor"><code class="computeroutput"><span class="identifier">Extractor</span></code></a> which can be used in
          the common case where the C++ type to be extracted is the same as the Python
          object type.
        </p>
<p