<span class="k">def</span> <span class="nf">build_pc_request</span><span class="p">(</span><span class="n">point_cloud_source_name</span><span class="p">):</span>
<span class="w">    </span><span class="sd">&quot;&quot;&quot;Helper function which builds an PointCloudRequest from a point cloud source name.</span>

<span class="sd">    Args:</span>
<span class="sd">        point_cloud_source_name (string): The point cloud source to query.</span>

<span class="sd">    Returns:</span>
<span class="sd">        T