to Python's <a
      href=
      "http://www.python.org/doc/current/ref/identifiers.html">identifier
      naming rules</a>.

      <dt><b>Effects:</b> adds an instance of the wrapped enumeration
      type with value <code>x</code> to the type's dictionary as the
      <code>name</code>d attribute.</dt>

      <dt><b>Returns:</b> <code>*this</code></dt>

    </dl>

<pre>
inline enum_&lt;T&gt;&amp; export_values();
</pre>

    <dl class="function-semantics">

      <dt><b>Effects:</b> sets attributes in the