title: How to sort multi-level dictionary by it's value?
body: <p>How to sort the python multi-level dictionary by it's value ?</p>
  
  <pre><code>test_dict = {'Items1':{'name':'Homer', 'age':39},'Items2':{'name':'Bart', 'age':10},'Items3':{'name':'Json','age':20}}
  </code></pre>
  
  <p>after sorting by <strong>'age'</strong> , it should be</p>
  
  <pre><code>test_dict = {'Items2':{'name':'Bart', 'age':10},'Items3':{'name':'Json','age':20},'Items1':{'name':'Homer', 'age':39}}
  </code></pre>
  
  <p>My apologies for the inconvenience. Corrected the question.</p>