n">from</span> <span class="nn">utilsg</span> <span class="kn">import</span> <span class="o">*</span>
<span class="kn">from</span> <span class="nn">_config</span> <span class="kn">import</span> <span class="o">*</span>

<span class="kn">from</span> <span class="nn">decorators</span> <span class="kn">import</span> <span class="n">check_equiv</span><span class="p">,</span> <span class="n">method2members</span><span class="p">,</span> <span class="n">att2members</span>

<span class="n">warnings</span><span cla