r</span><span class="o">.</span><span class="n">load_backend</span><span class="p">(</span><span class="s1">'aws'</span><span class="p">,</span> <span class="n">install_python_package</span><span class="o">=</span><span class="kc">True</span><span class="p">)</span>
    <span class="n">generator</span><span class="o">.</span><span class="n">load_backend</span><span class="p">(</span><span class="s1">'gcp'</span><span class="p">,</span> <span class="n">install_python_package</span><span class="o">=</span><sp