new_contents: from flask import Flask, request
  from flask_aggregator import Aggregator
  
  app = Flask(__name__)
  Aggregator(app, "/batch")
  
  
  @app.route("/hello/<name>", methods=["GET"])
  def hello_name(name):
      response = "Hello, {}!".format(name)
      question = request.args.get("question")
      if question:
          response += " " + question
      return response
  
  
  if __name__ == "__main__":
      app.run()
  
subject: Add an example application to play with