"o">=</span><span class="mi">2</span> <span class="o">--&gt;</span> <span class="n">logFoldChange</span> <span class="n">cutoff</span>
<span class="n">colours</span><span class="o">=</span><span class="kc">None</span> <span class="o">--&gt;</span> <span class="n">a</span> <span class="n">dictionary</span> <span class="n">of</span> <span class="n">colours</span> <span class="k">for</span> <span class="n">the</span> <span class="n">low</span> <span class="ow">and</span> <span class="n">high</span> <span class