class_docstr: DAG schema.
class_docstr_tok: ["DAG","schema","."]
docstr: Convert owners attribute to DAG representation.
docstr_tok: ["Convert","owners","attribute","to","DAG","representation","."]
code: def get_owners(obj: DagModel):
      """Convert owners attribute to DAG representation."""
      if not getattr(obj, "owners", None):
          return []
      return obj.owners.split(",")
  
imports: from __future__ import annotations
  from typing import TYPE_CHECKING, NamedTuple
  from itsdangerous import URLSafeSerializer
  from marshmallow import Schema, fields
  from marshmallow_sqlalchemy import SQLAlchemySchema, auto_field
  from airflow.api_connexion.schemas.common_schema import ScheduleIntervalSchema, TimeDeltaSchema, TimezoneField
  from airflow.configuration import conf
  from airflow.models.dag import DagModel, DagTag
label_desc: Use image node_id 1 for calling the DAGSchema obj's underlying member method code with example usage: obj.get_owners(obj) and returns: obj, list