将遥测从设备发送到IoT中心问题

Question

我尝试运行本教程：https://docs.microsoft.com/en-us/azure/iot-hub/quickstart-send-telemetry-python

我想使用python从Windows设备向IoT中心发送消息。但我遇到了这个问题：

<li class="first odd sf-item-1 sf-depth-2 sf-no-children" id="menu-1302-1"><a class="sf-depth-2" href="/hr/about" title="">About HR Services</a></li>
<li class="first odd sf-item-1 sf-depth-2 sf-no-children" id="menu-3617-1"><a class="sf-depth-2" href="/publications/news" title="">Latest News</a></li>
<li class="first odd sf-item-1 sf-depth-2 sf-no-children" id="menu-791-1"><a class="sf-depth-2" href="/about-us/fccs-at-a-glance" title="">French Chamber at a Glance</a></li>
<li><a href="/node/6192/field_event_date/default/addtocal.ics">iCalendar</a></li>
<li><a href="https://www.linkedin.com/in/jontan1/%20" target="_blank" title="Jonathan">Jonathan Tan</a>, Managing Director, Singapore at UnaBiz </li>
<li><a href="https://www.linkedin.com/in/wandrille-doucerain-7bb1585/" target="_blank" title="Wandrille">Wandrille Doucerain</a>, CMO UnaBiz &amp; Head of IoT Asia at ENGIE</li>