lass="line867"><span class="anchor" id="line-241"></span><span class="anchor" id="line-242"></span><span class="anchor" id="line-243"></span><span class="anchor" id="line-244"></span><span class="anchor" id="line-245"></span><pre> 1. &lt;&lt;Example()&gt;&gt;             - argument is: None
 2. &lt;&lt;Example(100)&gt;&gt;          - argument is: 100px
 3. &lt;&lt;Example(100mm)&gt;&gt;        - &lt;&lt;Example: Invalid unit in value 100mm (allowed units: px, %)&gt;&gt;
 4. &lt;&lt;Example(100px)&gt;&gt;   