import os
import sys


def test(arg):
    return os.system("bin/pytest -v %s" % arg)


def main(args):
    if not args:
        print(
            "Run as bin/python run_failure.py <test>, for example: \n"
            "bin/python run_failure.py "
            "kazoo.tests.test_watchers:KazooChildrenWatcherTests"
        )
        return
    arg = args[0]
    i = 0
    while 1:
        i += 1
        print("Run number: %s" % i)
        ret = test(arg)
        if ret != 0:
            break


if __name__ == "__main__":
    main(sys.argv[1:])