, load os environ.</td>
<td>True</td>
</tr>
<tr><td>configure</td>
<td>Dictionary overriding default names for environment
files.</td>
<td><dl class="first last docutils">
<dt>.projectenv <span class="classifier-delimiter">:</span> <span class="classifier">.projectenv</span></dt>
<dd>packageenv : packageenv
personalenv : personalenv
envtag : environ</dd>
</dl>
</td>
</tr>
<tr><td>trace_env</td>
<td>List of enviornment variables to trace</td>
<td>None</td>
</tr>
<tr><td>logclass</td>
<td>If provided the stri