lass="n">_ab</span><span class="o">.</span><span class="n">_time</span><span class="o">.</span><span class="n">time</span><span class="p">()</span>
        <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_iFile</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
            <span class="k">raise</span> <span class="ne">Exception</span><span class="p">(</span><span class="s2">&quot;Please enter the file path or file name:&quot;<