          Description
                  </p>
                </th>
</tr></thead>
<tbody>
<tr>
<td>
                  <p>
                    <code class="computeroutput"><span class="identifier">arg</span></code>
                  </p>
                </td>
<td>
                  <p>
                    The argument to be passed to initialise the underlying stream.
                  </p>
                </td>
</tr>
<tr>
<td>
                  <p>
                    <code class="computeroutput"><span class=