nMixin.create_device_id">[文档]</a>
    <span class="nd">@staticmethod</span>
    <span class="k">def</span><span class="w"> </span><span class="nf">create_device_id</span><span
        class="p">(</span><span class="n">s</span><span class="p">:</span> <span class="nb">str</span> <span
        class="o">=</span> <span class="s2">&quot;&quot;</span><span class="p">)</span> <span
        class="o">-&gt;</span> <span class="nb">str</span><span class="p">:</span>
<span class="w">        </span><span class="sd