>):</span>
        <span class="sd">&quot;&quot;&quot;</span>
<span class="sd">        Create the container.</span>
<span class="sd">        &quot;&quot;&quot;</span>

        <span class="bp">self</span><span class="o">.</span><span class="n">container</span><span class="p">:</span> <span class="n">StoreContainer</span> <span class="o">=</span> <span class="p">{}</span>

    <span class="nd">@abstractmethod</span>
    <span class="k">def</span> <span class="nf">all</span><span class="p">(</span><span class