import time

from mcrcon import MCRcon

IP = '127.0.0.1'
PASS = 'jean-qot'

empty_count = 0

def check_empty():
    with MCRcon(IP, PASS) as mcr:
        resp = mcr.command('/list')
        return 'There are 0 of a max' in resp

while True:
    if check_empty():
        empty_count += 1
    else:
        empty_count = 0

    if empty_count >= 15:
        print('shutdown server!')
        break

    time.sleep(60)