</span> <span class="n">ts_d</span><span class="p">)</span>
        <span class="k">if</span> <span class="n">plotting</span> <span class="o">==</span> <span class="kc">True</span><span class="p">:</span>
            <span class="n">tau_a</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">tau</span><span class="p">)</span>
            <span class="n">R_a</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">R</span>