n class="o">.</span><span class="n">loads</span><span class="p">(</span><span class="n">json_str</span><span class="p">)</span>
        <span class="k">if</span> <span class="n">_CommonSchemaConstants</span><span class="o">.</span><span class="n">METADATA</span> <span class="ow">in</span> <span class="n">json_dict</span><span class="p">:</span>
            <span class="n">version</span> <span class="o">=</span> <span class="n">json_dict</span><span class="p">[</span><span class="n">_CommonSchemaConstants</s