Dec 6: Santa’s Journey

import requests
from qrtools import QR


while True:
    # download image
    url = "http://challenges.hackvent.hacking-lab.com:4200/"
    r = requests.get(url)

    with open("qrcode.png", "wb") as qrimage:
        qrimage.write(r.content)

    # read QR code
    myCode = QR(filename='qrcode.png')
    if myCode.decode():
        print(myCode.data_to_string())
    if 'HV17' in myCode.data_to_string():
        break;