title: How to find the number of elements in element tree in python?
body: <p>I am new to element tree,here i am trying to find the number of elements in the element tree.</p>
  
  <pre><code>from lxml import etree 
  root = etree.parse(open("file.xml",'r'))
  </code></pre>
  
  <p>is there any way to find the total count of the elements in root?</p>