docs: def main():
      """Main example."""
      logging.basicConfig(stream=sys.stdout, level=logging.DEBUG)
  
      parser = argparse.ArgumentParser(
          description='Test the SMA webconnect library.')
      parser.add_argument(
          'ip', type=str, help='IP address of the Webconnect module')
      parser.add_argument(
          'user', help='installer/user')
      parser.add_argument(
          'password', help='Installer password')
  
      args = parser.parse_args()
  
      loop = asyncio.get_event_loop()
  
      def _shutdown(*_):
          VAR['running'] = False
          # asyncio.ensure_future(sma.close_session(), loop=loop)
  
      signal.signal(signal.SIGINT, _shutdown)
      # loop.add_signal_handler(signal.SIGINT, shutdown)
      # signal.signal(signal.SIGINT, signal.SIG_DFL)
      loop.run_until_complete(main_loop(
          loop, user=args.user, password=args.password, ip=args.ip))