code: def add_job_to_context(context, job_id):
      
      db_job = db_api.async_transaction_find(
          context, id=job_id, scope=db_api.ONE)
      if not db_job:
          return
      context.async_job = {"job": v._make_job_dict(db_job)}
docs: Adds job to neutron context for use later.