n class="n">right</span><span class="p">,</span> <span class="n">top</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_proj_bounds</span>
        <span class="n">_chunksize</span> <span class="o">=</span> <span class="n">chunksize</span> <span class="o">*</span> <span class="bp">self</span><span class="o">.</span><span class="n">scale</span>

        <span class="n">l</span> <span class="o">=</span> <span class="n">left</span> <span class="o">+</span> <span