flask_app.py

from flask import Flask, jsonify
import random

app = Flask(__name__)

FILENAME = 'boh.json'


@app.route("/hello")
def ciao():
    dumb_dict = {"hello": "world", "number": 30, "boh": 17.22}
    value = random.randint(0, 0xffffffff)
    f = open(FILENAME, 'w')
    f.write(str(value))
    f.close()
    return jsonify(dumb_dict)


@app.route("/foo")
def boh():
    return "<h1>boh</h1>"