A script to automatically login my headless machine into the house internet captive portal when it gets logged out for some reason

captivelogin.py

#!/usr/bin/python -u

# captivelogin.py by 3urobeat
# A script to automatically login my headless machine into the house internet captive portal when it gets logged out for some reason

import datetime
import requests
import time

session  = requests.Session() # init a session
timenow  = datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S") # make getting current time easier

interval = 30
password = "" # my password to login with
url      = "https://hotspot.maxxarena.de/logon/cgi/index.cgi" # url of the captive portal


# checks if we can reach the internet and returns a boolean
def checkConnection(retry):
    try:
        requests.get("https://3urobeat.com", timeout=10)
        return True
    except Exception as err:
        print(f"[{timenow}] Ping Error: " + str(err)) # show error

        if retry == True:
            return False
        else:
            # Let's retry after waiting 10 seconds to (hopefully) avoid a unnecessary login requests
            print(f"[{timenow}] Retrying in 10 seconds before returning False...")
            time.sleep(10)
            checkConnection(True)


# gets current cookies from the logon page so that our post requests will be accepted
def getCookie():
    response = session.get(url)       # send request to url
    return session.cookies.get_dict() # return cookie


# Send a post request to the captive portal
def login():
    print(f"[{timenow}] Trying to log in...")

    ta_id = getCookie()["ta_id"]

    session.post(url, data = "ta_id=" + ta_id + "&pwd_only= " + password + "&device_infos=1048%3A1920%3A1080%3A1920&pwd_only_logon_btn=Anmelden++") # idk what the last two parameters do but lets keep them

    if checkConnection(False):
        print(f"[{timenow}] Logged in!")
    else:
        print(f"[{timenow}] Failed to log in...\nRetrying in " + interval + " seconds")


# Entry point
print(f"[{timenow}] Checking your connection every {interval} seconds...")

# Keep script alive and check for internet connection every interval seconds
while (True):
    timenow = datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S") # refresh time

    if not checkConnection(False):
        print(f"[{timenow}] No connection!")
        login()
#    else:
#        print(f"[{timenow}] Still connected")

    time.sleep(interval)