#!/usr/bin/env python3

import sys
import time


def write(data):
    sys.stdout.write(data + '\n')
    sys.stdout.flush()


def main():
    msg = 'announce attribute next-hop 1.2.3.4 med 100 as-path [ 100 101 102 103 104 105 106 107 108 109 110 ] nlri %s'
    write(msg % ' '.join('%d.0.0.0/8' % ip for ip in range(0, 224)))
    write(msg % ' '.join('10.%d.0.0/16' % ip for ip in range(0, 256)))

    time.sleep(2)

    write(
        'withdraw attribute next-hop 1.2.3.4 med 100 as-path [ 100 101 102 103 104 105 106 107 108 109 110 ] nlri 0.0.0.0/8 1.0.0.0/8'
    )

    time.sleep(10000)


if __name__ == '__main__':
    try:
        main()
    except KeyboardInterrupt:
        pass
