Update README.md

Author: DreamToCode

docs/_templates/sidebarintro.html

@@ -21,7 +21,7 @@ <h3>Donate</h3>
 <h3>Contributors</h3>
 <p>
   This guide is the result of the collaboration of
-  <a href="https://github.com/kennethreitz/python-guide/graphs/contributors">135+ people</a>
+  <a href="https://github.com/kennethreitz/python-guide/graphs/contributors">hundreds of people</a>
   around the world, and your contributions
   <a href="http://docs.python-guide.org/en/latest/notes/contribute/">are welcome</a>!
 </p>