s or between a
child and the primary interpreter.</dd>
</dl>

<p>Note that slave interpreters have a separate state and
namespace, but do <em>not</em> have separate event loops. These are
not threads, and they will not execute independently. If one slave
interpreter gets stopped by a blocking I/O request, for instance,
no other interpreters will be processed until it has unblocked.</p>

<p>The example below shows two child interpreters being created
under the primary interpreter <code class="keyword">{}</co