      <th>Semantics</th>

      <th>Default</th>
    </tr>

    <tr>
      <td><code>T</code></td>

      <td>A class type.</td>

      <td>The class being wrapped</td>
    </tr>

    <tr>
      <td><code><font color="#007F00">Bases</font></code></td>

      <td>A specialization of <a href=
      "#bases-spec"><code>bases&lt;</code>...<code>&gt;</code></a> which
      specifies previously-exposed C++ base classes of <code>T</code><a href=
      "#footnote_1">[1]</a>.</td>

      <td>Registers <code>from_pyt