ion&quot;</span>, <span class="dt">service_tier=</span><span class="st">&quot;S0&quot;</span>)</span></code></pre>
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<div class="section level2" id="training">
<h2>Training</h2>
<p>Custom Vision defines two different types of endpoint: a training endpoint, and a prediction endpoint. Somewhat confusingly, they can both use the same hostname, but with different URL paths and authentication keys. To start, call the <code>customvision_training_endpoint</code> function with the service URL and k