<ul>
  <li>PyPI<br />
Directly install the package from PyPI.</li>
</ul>

<div class="language-bash highlighter-rouge"><div class="highlight"><pre class="highlight"><code><span class="nv">$ </span>pip <span class="nb">install </span>desc
</code></pre></div></div>
<p><strong>Note</strong>: you need to make sure that the <code class="highlighter-rouge">pip</code> is for python3，or we should install desc by</p>
<div class="language-bash highlighter-rouge"><div class="highlight"><pre class="highlight"><code>p