old_contents: # request handler for editing page (/edit) goes here
  # assume admin login has already been handled
new_contents: # request handler for editing page (/edit) goes here
  # assume admin login has already been handled
  
  import cgi
  from google.appengine.api import users
  import webapp2
  
  
  class Edit(webapp2.RequestHandler):
  
  
  app = webapp2.WSGIApplication([
      ('/edit', Edit)
  ], debug=True)
subject: Edit page request handler