title: How to make an interactive 2D grid in a window in python?
body: <p>I want to test some algorithms on path-finding and want to create a window consisting of grids where I can drag my mouse while clicked to create walls and delete them with right click and drag. I just started with computer science and am fascinated with the algorithms however i don't know how to create the interactive window for it. </p>
  
  <p>The example grid can be viewed here:
  <a href="https://www.youtube.com/watch?v=19h1g22hby8" rel="nofollow">A* pathfindind visualisation</a></p>