Simple flask app that kills itself after storing and returning a value.

suicidal_flask.py

from multiprocessing import Process

import flask

app = flask.Flask(__name__)
autokill_time = 0
thing_i_was_sent = ''


@app.route('/kill')
def seppuku(output_string="Farewell cruel world!"):
    def hotout():
        raise RuntimeError('Not running with the Werkzeug Server')
    flask.request.environ.get('werkzeug.server.shutdown', hotout)()
    return output_string


@app.route('/', methods=["GET", "POST"])
def handle_it():
    global thing_i_was_sent
    if flask.request.method == 'GET':
        if thing_i_was_sent:
            return seppuku(thing_i_was_sent)

    thing_i_was_sent = flask.request.data
    return "I either just got something from you or I've got nothing for you."


if __name__ == '__main__':
    server = Process(target=app.run, kwargs={'host': '0.0.0.0', 'port': 5555, 'debug': False})
    server.start()
    print("You can see this")

    if autokill_time:
        print("This server will self-destruct in {} seconds. (unless you destroy it by going to /kill)".format(autokill_time))
        from time import sleep

        sleep(autokill_time)
        server.terminate()
        server.join()