rest.py

#!/usr/bin/env python
'''
    Little snippet to simulate a REST API webserver
    Author: Olivier HO-A-CHUCK
    Date: April 2018
    Usage: 
        install FLASK (pip install Flask)
        write your quick app.routes see samples
        run ./rest.py
    Note: should work for python 2.x and pyhon 3.x
'''
from flask import Flask, jsonify, request, make_response


app = Flask(__name__)

@app.route("/")
def hello():
    return "use /api/v1.0/askquestion"

@app.route("/api/v1.0/askquestion")
def rest_api():
    question = request.args.get('question')
    sessionid = request.args.get('sessionid')
    return "question is : " + question + " | " + "sessionid is : " + sessionid 

@app.route('/api/v1.0/users/<user_id>', methods = ['GET', 'POST', 'DELETE'])
def user(user_id):
    if request.method == 'GET':
        """return the information for <user_id>"""
        return "I know this user! (" + user_id + ") He's a nice guy."

    if request.method == 'POST':
        """modify/update the information for <user_id>"""
        # you can use <user_id>, which is a str but could
        # changed to be int or whatever you want, along
        # with your lxml knowledge to make the required
        # changes
        data = request.form # a multidict containing POST data
        print("Applying changes on User " + user_id)
        return jsonify(data)

    if request.method == 'DELETE':
        """delete user with ID <user_id>"""
        return "user " + user_id + " have been deleted ! ;("

    else:
        # POST Error 405 Method Not Allowed
        return