def METHOD_NAME(self):
    scratch_dir = os.path.join(self.shared_dir, 'scratch')
    try:
        os.mkdir(scratch_dir)
    except FileExistsError:
        pass
    args = ['bash', self.get_data('host.sh'), scratch_dir]
    if self.seed:
        args += [self.seed]
    out, _, _ = self.run(args)
    seed = re.search(r'^Seed: \d+', out)
    self.log.info(seed[0])