title: Unpack the first two elements in list/tuple
body: <p>Is there a way in Python to do like this:</p>
  <pre class="lang-py prettyprint-override"><code>a, b, = 1, 3, 4, 5
  </code></pre>
  <p>and then:</p>
  <pre class="lang-py prettyprint-override"><code>&gt;&gt;&gt; a
  1
  &gt;&gt;&gt; b
  3
  </code></pre>
  <p>The above code doesn't work as it will throw</p>
  <blockquote>
  <p><code>ValueError: too many values to unpack</code></p>
  </blockquote>