title: What data structure container can be sorted by date
body: <p>is there any data structure that can be sorted by date in Python 3?</p>
  
  <pre><code>('2015-08-01', 10,10)
  ('2015-08-03', 11,11)
  .. and so on ..
  </code></pre>
  
  <p>I know i can use pandas dataframe, but like to know if there are other more lightweight alternatives.</p>