uptime and ip monitoring

main.py

from os import system, name
from time import sleep
from requests import get
from tkinter import messagebox
# TODO Guardar variable a un archivo, checar el archivo frecuentemente, si se detecta un cambio de ip, enviar email


def render():
    # ctypes required for using GetTickCount64()
    import ctypes

    # getting the library in which GetTickCount64() resides
    lib = ctypes.windll.kernel32

    # calling the function and storing the return value
    t = lib.GetTickCount64()

    # since the time is in milliseconds i.e. 1000 * seconds
    # therefore truncating the value
    t = int(str(t)[:-3])

    # extracting hours, minutes, seconds & days from t
    # variable (which stores total time in seconds)
    mins, sec = divmod(t, 60)
    hour, mins = divmod(mins, 60)
    days, hour = divmod(hour, 24)

    # formatting the time in readable form
    # (format = x days, HH:MM:SS)
    print("Uptime: ", end="")
    print(f"{days} days, {hour:02}:{mins:02}:{sec:02}")

    # This example requires the requests library be installed.  You can learn more
    # about the Requests library here: http://docs.python-requests.org/en/latest/

    ip = get('https://api.ipify.org').content.decode('utf8')
    print('My public IP address is: {}'.format(ip))

    f = open("ip.txt", "r")
    readedip = f.read()
    f.close()

    if not readedip == ip:
        msg = str(readedip) + " -> " + str(ip)
        messagebox.showinfo("IP Changed", msg)
        f = open("ip.txt", "w")
        f.write(str(ip))
        f.close()


def clear():
    # for windows
    if name == 'nt':
        _ = system('cls')

    # for mac and linux(here, os.name is 'posix')
    else:
        _ = system('clear')


def printTime():
    import datetime
    now = datetime.datetime.now()
    print("Current date and time: ", end="")
    print(str(now))


while True:
    printTime()
    render()
    sleep(60*30)
    clear()