ss="headerlink" href="#examples" title="Link to this heading"></a></h2>
<p>See e.g. the <code class="docutils literal notranslate"><span class="pre">os</span></code> library implementation of custom types for files and
directories. Or the <code class="docutils literal notranslate"><span class="pre">expecteds</span></code> and <code class="docutils literal notranslate"><span class="pre">optionals</span></code> libraries custom
types. See also the <code class="docutils literal notranslate"><span class="pre