s="o">=</span> <span class="kc">None</span>

    <span class="k">def</span> <span class="nf">to_json</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">T_JSON_DICT</span><span class="p">:</span>
        <span class="n">json</span><span class="p">:</span> <span class="n">T_JSON_DICT</span> <span class="o">=</span> <span class="nb">dict</span><span class="p">()</span>
        <span class="n">json</span><span class="p">[</span><span c