> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_chunk_bounds</span><span class="p">(</span><span class="n">i</span><span class="p">,</span> <span class="n">j</span><span class="p">,</span> <span class="n">chunksize</span><span class="p">)</span>
                <span class="k">if</span> <span class="n">np</span><span class="o">.</span><span class="n">isfinite</span><span class="p">(</span><span class="n">bounds</span><span class="p">)</span><span class="o">.</