title: Range in Python
body: <p>I want to list numbers in range and I want to find out the amount of numbers in range.</p>
  
  <p>For Example:</p>
  
  <pre><code>X = (5,6,5,1,2,3,4,5,6,7)
  Y = (5, 5, 5,5 5,5 5,5 5)
  range(X) # Want to know how many numbers in X.
  </code></pre>
  
  <p>If you guys could help it would be great.</p>