old_contents: #!/usr/bin/env python3
  
  from shorter.web import app
  
  if __name__ == "__main__":
      app.run()
  
new_contents: #!/usr/bin/env python3
  
  from shorter.database import (
      User,
      db_session,
  )
  from shorter.web import app
  
  if __name__ == "__main__":
      # makes testing easier
      test_user_created = db_session.query(User).filter_by(
          username='jimmy').one_or_none()
      if not test_user_created:
          db_session.add(
              User(username='jimmy', password='secret'))
          db_session.commit()
  
      app.run()
  
subject: Create a testing user on starting the server