new_contents: # -*- coding: utf-8 -*-
  # Generated by Django 1.10.5 on 2017-05-10 05:59
  from __future__ import unicode_literals
  
  from django.db import migrations
  from django.db.backends.postgresql_psycopg2.schema import DatabaseSchemaEditor
  from django.db.migrations.state import StateApps
  
  def delete_old_scheduled_jobs(apps, schema_editor):
      # type: (StateApps, DatabaseSchemaEditor) -> None
      """Delete any old scheduled jobs, to handle changes in the format of
      that table.  Ideally, we'd translate the jobs, but it's not really
      worth the development effort to save a few invitation reminders
      and day2 followup emails.
      """
      ScheduledJob = apps.get_model('zerver', 'ScheduledJob')
      ScheduledJob.objects.all().delete()
  
  class Migration(migrations.Migration):
  
      dependencies = [
          ('zerver', '0078_service'),
      ]
  
      operations = [
          migrations.RunPython(delete_old_scheduled_jobs),
      ]
  
subject: Remove pre-email-migration scheduled jobs.