import time

from flask import Flask, Response

app = Flask(__name__)

request_number = 0


@app.route("/")
def index():
    global request_number
    request_number += 1
    if request_number == 1:
        response = Response("Next response will come in 360s")
        response.headers["Cache-Control"] = "private"
        response.headers["Connection"] = "keep-alive"
        return response
    else:
        time.sleep(360)


app.run(port=6533)