his HyperDrive run, use <code>get_child_run_metrics()</code>.
Only one of the runs is returned from <code>get_best_run_by_primary_metric()</code>,
even if several of the runs launched by this HyperDrive run reached
the same best metric.</p>
    
    </div>

    <pre class="usage"><span class='fu'>get_best_run_by_primary_metric</span>(
  <span class='no'>hyperdrive_run</span>,
  <span class='kw'>include_failed</span> <span class='kw'>=</span> <span class='fl'>TRUE</span>,
  <span class='kw'>include_canceled<