#!/usr/bin/env python
import comet_lib as lib
import sys
import os
import sets

def main(argv=None):
    """
    Usage is:
        checkjobs.py
        Expects a list of jobs on stdin, one per line.  (Just the "short id", the numeric part).
        Returns on stdout, the subset of those jobs that are no longer running or queued.
    """
    if argv is None:
        argv=sys.argv

    # Want to return jobids that are in queryJobs and not in queuedJobs (i.e. jobs that have
    # finished)
    queryJobs = sys.stdin.readlines()
    queryJobs = [ x.strip() for x in queryJobs if x.strip() != '']

    try:
        queuedJobs = lib.jobInQueue()
    except SystemError, theException:
        print >> sys.stderr, "Caught exception:", theException 
        return 1

    finishedJobs = list(set(queryJobs) - (set(queuedJobs)))
    for j in finishedJobs:
        print j

if __name__ == "__main__":
    sys.exit(main())