0:30:00”</p>
<ul class="simple">
<li><p>default: <code class="docutils literal notranslate"><span class="pre">None</span></code></p></li>
<li><p>possible_types: <code class="docutils literal notranslate"><span class="pre">[&lt;class</span> <span class="pre">'str'&gt;,</span> <span class="pre">&lt;class</span> <span class="pre">'float'&gt;,</span> <span class="pre">&lt;class</span> <span class="pre">'numpy.datetime64'&gt;,</span> <span class="pre">&lt;class</span> <span class="pre">'int'&gt;,</span> <span 