ass="n">np</span><span class="o">.</span><span class="n">zeros</span><span class="p">((</span><span class="n">image</span><span class="o">.</span><span class="n">shape</span><span class="p">[</span><span class="mi">0</span><span class="p">],</span> <span class="n">image</span><span class="o">.</span><span class="n">shape</span><span class="p">[</span><span class="mi">1</span><span class="p">]))</span>

    <span class="n">mask</span><span class="p">[</span><span class="nb">int</span><span class="p">(</span>