old_contents: # -*- coding: utf-8 -*-
  # Generated by Django 1.11.4 on 2017-08-24 02:39
  
  from django.db import migrations
  from django.db.backends.postgresql_psycopg2.schema import DatabaseSchemaEditor
  from django.db.migrations.state import StateApps
  
  def fix_realm_string_ids(apps, schema_editor):
      # type: (StateApps, DatabaseSchemaEditor) -> None
      Realm = apps.get_model('zerver', 'Realm')
      if Realm.objects.count() != 2:
          return
  
      zulip_realm = Realm.objects.get(string_id="zulip")
      try:
          user_realm = Realm.objects.exclude(id=zulip_realm.id)[0]
      except Realm.DoesNotExist:
          return
  
      user_realm.string_id = ""
      user_realm.save()
  
  class Migration(migrations.Migration):
  
      dependencies = [
          ('zerver', '0107_multiuseinvite'),
      ]
  
      operations = [
          migrations.RunPython(fix_realm_string_ids,
                               reverse_code=migrations.RunPython.noop),
      ]
  
new_contents: # -*- coding: utf-8 -*-
  # Generated by Django 1.11.4 on 2017-08-24 02:39
  
  from django.db import migrations
  from django.db.backends.postgresql_psycopg2.schema import DatabaseSchemaEditor
  from django.db.migrations.state import StateApps
  
  def fix_realm_string_ids(apps, schema_editor):
      # type: (StateApps, DatabaseSchemaEditor) -> None
      Realm = apps.get_model('zerver', 'Realm')
      if Realm.objects.filter(deactivated=False).count() != 2:
          return
  
      zulip_realm = Realm.objects.get(string_id="zulip")
      try:
          user_realm = Realm.objects.filter(deactivated=False).exclude(id=zulip_realm.id)[0]
      except Realm.DoesNotExist:
          return
  
      user_realm.string_id = ""
      user_realm.save()
  
  class Migration(migrations.Migration):
  
      dependencies = [
          ('zerver', '0107_multiuseinvite'),
      ]
  
      operations = [
          migrations.RunPython(fix_realm_string_ids,
                               reverse_code=migrations.RunPython.noop),
      ]
  
subject: Fix deactivated realm corner cases with 0108.