new_contents: # -*- coding: utf-8 -*-
  from __future__ import unicode_literals
  
  from django.db import models, migrations
  
  
  class Migration(migrations.Migration):
  
      dependencies = [
          ('dashboard', '0002_collectionfile_filesize'),
      ]
  
      operations = [
          migrations.RemoveField(
              model_name='collectiondirectorylogmessage',
              name='checker',
          ),
          migrations.RemoveField(
              model_name='collectiondirectorylogmessage',
              name='collectiondirectory',
          ),
          migrations.RemoveField(
              model_name='collectionfilelogmessage',
              name='checker',
          ),
          migrations.RemoveField(
              model_name='collectionfilelogmessage',
              name='collectionfile',
          ),
          migrations.RemoveField(
              model_name='collectionfileresult',
              name='checker',
          ),
          migrations.RemoveField(
              model_name='collectionfileresult',
              name='collectionfile',
          ),
          migrations.RemoveField(
              model_name='musicbrainzreleaseresult',
              name='checker',
          ),
          migrations.RemoveField(
              model_name='musicbrainzreleaseresult',
              name='musicbrainzrelease',
          ),
          migrations.RemoveField(
              model_name='collection',
              name='checkers',
          ),
          migrations.RemoveField(
              model_name='musicbrainzreleaselogmessage',
              name='checker',
          ),
          migrations.DeleteModel(
              name='CollectionDirectoryLogMessage',
          ),
          migrations.DeleteModel(
              name='CollectionFileLogMessage',
          ),
          migrations.DeleteModel(
              name='CollectionFileResult',
          ),
          migrations.DeleteModel(
              name='CompletenessChecker',
          ),
          migrations.DeleteModel(
              name='MusicbrainzReleaseResult',
          ),
      ]
  
subject: Remove checkers from database