title: Deleting equal values of dict in list python
body: <p>I got dict in list:</p>
  
  <pre><code>[{'Name':'John','Age':'20'},{'Name':'John','Age':'22'},{'Name':'John','Age':'23'},{'Name':'Marie','Age':'20'}]
  </code></pre>
  
  <p>And I want only <code>[{'Name':'John','Age':'23'},{'Name':'Marie','Age':'20'}]</code>
  How can i achieve that?</p>