unclean shutdown evennia

# server/conf/at_server_startstop.py
from evennia.server.models import ServerConfig

def at_server_start():
    flag = ServerConfig.objects.conf('unclean_shutdown')
    if flag:
        #unclean shutdown
    else:
        ServerConfig.objects.conf('unclean_shutdown', True)

def at_server_stop():
    ServerConfig.objects.conf('unclean_shutdown', False)