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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 get_job(job_id):
 """Gets a job."""


    job = current_app.apscheduler.get_job(job_id)

    if not job:
        return jsonify(dict(error_message='Job %s not found' % job_id), status=404)

    return jsonify(job)