uple</span><span class="p">(</span><span class="n">i</span> <span class="k">for</span> <span class="n">i</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="nb">len</span><span class="p">(</span><span class="n">tensor</span><span class="o">.</span><span class="n">shape</span><span class="p">)))</span>
        <span class="n">tracker</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;<