">gf</span> <span class="o">=</span> <span class="n">gzipfile</span><span class="o">.</span><span class="n">fileobj</span>
    <span class="n">pos</span> <span class="o">=</span> <span class="n">gf</span><span class="o">.</span><span class="n">tell</span><span class="p">()</span>

    <span class="c1"># Read archive size</span>
    <span class="n">gf</span><span class="o">.</span><span class="n">seek</span><span class="p">(</span><span class="o">-</span><span class="mi">4</span><span class="p">,</span> <spa