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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def getFooter():
 """return a header string with command line options and timestamp. """

    return "# job finished in %i seconds at %s -- %s -- %s" %\
           (time.time() - global_starting_time,
            time.asctime(time.localtime(time.time())),
            " ".join(map(lambda x: "%5.2f" % x, os.times()[:4])),
            global_id)