n><span class="p">,</span> <span class="n">Time</span><span class="p">,</span> <span class="n">timedelta</span><span class="p">,</span> <span class="n">TimeDelta</span><span class="p">]]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
                 <span class="nb">format</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">str</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span><span cl