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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 _create_job_info(self, job_dir):
 """Create information for given job. Meta file will be loaded if exists, and the job information will be saved in db backend. Args: job_dir (str):
 Directory path of the job. """

        meta = self._build_job_meta(job_dir)

        self.logger.debug("Create job: %s" % meta)

        job_record = JobRecord.from_json(meta)
        job_record.save()