def METHOD_NAME(parallel=1):
    """Returns the arguments for running the specified number of parallel jobs.
    """
    parallel_args = []
    if int(parallel) <= 0:
        # 0 or -1 means -j without argument (unlimited jobs)
        parallel_args.append('--jobs')
    else:
        parallel_args.append('--jobs=' + str(parallel))
    if int(parallel) != 1:
        # If more than 1 job is used, synchronize parallel output by target
        parallel_args.append('--output-sync=target')
    return parallel_args