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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 submit_jobs(self, link, job_dict=None, job_archive=None, stream=sys.stdout):
 """Submit all the jobs in job_dict """

        if link is None:
            return JobStatus.no_job
        if job_dict is None:
            job_keys = link.jobs.keys()
        else:
            job_keys = sorted(job_dict.keys())

        # copy & reverse the keys b/c we will be popping item off the back of
        # the list
        unsubmitted_jobs = job_keys
        unsubmitted_jobs.reverse()

        failed = False
        if unsubmitted_jobs:
            if stream != sys.stdout:
                sys.stdout.write('Submitting jobs (%i): ' %
                                 len(unsubmitted_jobs))
                sys.stdout.flush()
        while unsubmitted_jobs:
            status = get_lsf_status()
            njob_to_submit = min(self._max_jobs - status['NJOB'],
                                 self._jobs_per_cycle,
                                 len(unsubmitted_jobs))

            if self._dry_run:
                njob_to_submit = len(unsubmitted_jobs)

            for i in range(njob_to_submit):
                job_key = unsubmitted_jobs.pop()

                # job_details = job_dict[job_key]
                job_details = link.jobs[job_key]
                job_config = job_details.job_config
                if job_details.status == JobStatus.failed:
                    clean_job(job_details.logfile, {}, self._dry_run)
                    # clean_job(job_details.logfile,
                    #          job_details.outfiles, self.args['dry_run'])

                job_config['logfile'] = job_details.logfile
                new_job_details = self.dispatch_job(
                    link, job_key, job_archive, stream)
                if new_job_details.status == JobStatus.failed:
                    failed = True
                    clean_job(new_job_details.logfile,
                              new_job_details.outfiles, self._dry_run)
                link.jobs[job_key] = new_job_details

            if unsubmitted_jobs:
                if stream != sys.stdout:
                    sys.stdout.write('.')
                    sys.stdout.flush()
                stream.write('Sleeping %.0f seconds between submission cycles\n' %
                             self._time_per_cycle)
                time.sleep(self._time_per_cycle)

        if failed:
            return JobStatus.failed

        if stream != sys.stdout:
            sys.stdout.write('!\n')

        return JobStatus.done