old_contents: from flask import Flask,render_template,redirect
  app = Flask(__name__)
  
  
  @app.route("/")
  def index():
      return render_template("index.html")
  
  
  if __name__ == "__main__":
      app.run(debug=True)
  
new_contents: from flask import Flask,render_template,redirect
  app = Flask(__name__)
  
  
  @app.route("/")
  def index():
      return render_template("index.html")
  
  
  @app.route("/register")
  def register():
  
  
  
      
      return render_template("register.html")
  
  
  if __name__ == "__main__":
      app.run(debug=True)
  
subject: create route to the register page