obj</span> <span class="o">=</span> <span class="n">TransactionalDatabase</span><span class="p">(</span><span class="n">sys</span><span class="o">.</span><span class="n">argv</span><span class="p">[</span><span class="mi">1</span><span class="p">],</span> <span class="n">sys</span><span class="o">.</span><span class="n">argv</span><span class="p">[</span><span class="mi">2</span><span class="p">],</span> <span class="n">sys</span><span class="o">.</span><span class="n">argv</span><span class="p">[</span><sp