ss="n">episode</span><span class="o">.</span><span class="n">custom_metrics</span><span class="p">[</span><span class="s2">&quot;average_CO2_footprint&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="n">average_CO2_footprint</span>
        <span class="n">episode</span><span class="o">.</span><span class="n">custom_metrics</span><span class="p">[</span><span class="s2">&quot;load_left&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="n">total_load_left</spa