 class="n">math</span><span class="o">.</span><span class="n">conj</span><span class="p">(</span><span class="n">arr</span><span class="p">)</span> <span class="o">*</span> <span class="n">real_arr</span> <span class="o">*</span> <span class="n">arr</span><span class="p">))</span>

        <span class="c1"># create this writer in order to delete final files</span>
        <span class="n">wr1</span> <span class="o">=</span> <span class="n">SEO_writer</span><span class="p">(</span><span class="n">fin_file_pre