>(</span><span class="n">env</span><span class="p">,</span> <span class="n">axis</span><span class="o">=</span><span class="mi">0</span><span class="p">),</span> <span class="p">(</span><span class="n">env</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="mi">1</span><span class="p">)))</span>  <span class="c1"># Normalization</span>
    <span class="n">env</span> <span class="o">=</span> <span class="n">np</span