title: Renaming multiple files in python
body: <p>I wanted to know what is the easiest way to rename multiple files using re module in python if at all it is possible.</p>
  
  <p>In my directory their are 25 files all with the file names in the format ' A unique name followed by 20 same  characters.mkv '</p>
  
  <p>What I wanted was to delete all the 20 characters.</p>
  
  <p>How can I do this using Python if at all it is possible :)</p>