+def WatchJob(opts, args):
+ """Follow a job and print its output as it arrives.
+
+ @param opts: the command line options selected by the user
+ @type args: list
+ @param args: Contains the job ID
+ @rtype: int
+ @return: the desired exit code
+
+ """
+ job_id = args[0]
+
+ msg = ("Output from job %s follows" % job_id)
+ ToStdout(msg)
+ ToStdout("-" * len(msg))
+
+ retcode = 0
+ try:
+ cli.PollJob(job_id)
+ except errors.GenericError, err:
+ (retcode, job_result) = cli.FormatError(err)
+ ToStderr("Job %s failed: %s", job_id, job_result)
+
+ return retcode
+
+