import time
import signal

from django.core.management import BaseCommand


class Command(BaseCommand):

    def __init__(self):
        super().__init__()
        self.switch = True
        signal.signal(signal.SIGTERM, self.signal_handler)

    def signal_handler(self, sig, frame):
        self.switch = False
        print('get sig: {0}'.format(sig))

    def handle(self, *args, **kwargs):
        while self.switch:
            print('process start')
            time.sleep(5)
            print('process success')
        print('process stop')