nal terminal, in the <code class="docutils literal notranslate"><span class="pre">SDK_DIR/python/examples/area_callback</span></code>, launch the crosswalk test program by running</p>
<div class="highlight-sh notranslate"><div class="highlight"><pre><span></span>$<span class="w"> </span>python3<span class="w"> </span>area_callback_test_runner.py<span class="w"> </span><span class="nv">$ROBOT_IP</span><span class="w"> </span>--service<span class="w"> </span>crosswalk-lights
</pre></div>
</div>
<p>Running the