new_contents: # Generated by Django 2.2.24 on 2021-11-19 14:36
  
  from django.db import migrations
  from corehq.messaging.scheduling.scheduling_partitioned.models import CaseTimedScheduleInstance
  from corehq.sql_db.util import get_db_aliases_for_partitioned_query
  
  
  def update_custom_recipient_ids(*args, **kwargs):
      for db in get_db_aliases_for_partitioned_query():
          CaseTimedScheduleInstance.objects.using(db).filter(recipient_id="CASE_OWNER_LOCATION_PARENT").update(
              recipient_id='MOBILE_WORKER_CASE_OWNER_LOCATION_PARENT'
          )
  
  
  class Migration(migrations.Migration):
  
      dependencies = [
          ('scheduling_partitioned', '0008_track_attempts'),
      ]
  
      operations = [migrations.RunPython(update_custom_recipient_ids)]
  
subject: Add migration to update custom schedule instances' recipient ids