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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 runner(Options, buffering=True):
 """ Return a standard "run" function that wraps an Options class If buffering=False, turn off stdout/stderr buffering for this process """

    def run(argv=None):
        if not buffering:
            sys.stdout = os.fdopen(sys.stdout.fileno(), 'w', 0)
            sys.stderr = os.fdopen(sys.stderr.fileno(), 'w', 0)

        if argv is None:
            argv = sys.argv
        o = Options()
        try:
            o.parseOptions(argv[1:])
        except usage.UsageError, e:
            if hasattr(o, 'subOptions'):
                print str(o.subOptions)
            else:
                print str(o)
            print str(e)
            return 1

        return 0

    return run