old_contents: from django.contrib import admin
  
  from document.models import Dossier
  from document.models import Document
  from document.models import Kamerstuk
  from document.models import Vote
  from document.models import VoteParty
  from document.models import VoteIndividual
  from document.models import Voting
  
  
  class DocumentAdmin(admin.ModelAdmin):
      list_display = (
          'id',
          'dossier_id',
          'title_short',
          'date_published',
          'publication_type',
          'submitter',
          'category',
          'publisher',
          'document_url',
          'title_full',
      )
  
  
  class KamerstukAdmin(admin.ModelAdmin):
      list_display = (
          'id',
          'id_main',
          'id_sub',
          'type_short',
          'type_long',
          'document_date',
      )
  
      def document_date(self, obj):
          return obj.document.date_published
  
  
  class VotingAdmin(admin.ModelAdmin):
      list_display = ('dossier', 'result', 'date', 'is_dossier_voting', 'kamerstuk')
  
  
  class VoteAdmin(admin.ModelAdmin):
      list_display = ('id', 'voting', 'decision', 'number_of_seats', 'details')
  
  
  class VotePartyAdmin(admin.ModelAdmin):
      list_display = ('id', 'voting', 'party', 'decision', 'number_of_seats', 'details')
  
  
  class VoteIndividualAdmin(admin.ModelAdmin):
      list_display = ('id', 'voting', 'parliament_member', 'decision', 'number_of_seats', 'details')
  
  
  admin.site.register(Dossier)
  admin.site.register(Document, DocumentAdmin)
  admin.site.register(Kamerstuk, KamerstukAdmin)
  
  admin.site.register(Vote, VoteAdmin)
  admin.site.register(VoteParty, VotePartyAdmin)
  admin.site.register(VoteIndividual, VoteIndividualAdmin)
  admin.site.register(Voting, VotingAdmin)
  
new_contents: from django.contrib import admin
  
  from document.models import Dossier
  from document.models import Document
  from document.models import Kamerstuk
  from document.models import Submitter
  from document.models import Vote
  from document.models import VoteParty
  from document.models import VoteIndividual
  from document.models import Voting
  
  
  class DocumentAdmin(admin.ModelAdmin):
      list_display = (
          'id',
          'dossier_id',
          'title_short',
          'date_published',
          'publication_type',
          'submitter',
          'category',
          'publisher',
          'document_url',
          'title_full',
      )
  
  
  class KamerstukAdmin(admin.ModelAdmin):
      list_display = (
          'id',
          'id_main',
          'id_sub',
          'type_short',
          'type_long',
          'document_date',
      )
  
      def document_date(self, obj):
          return obj.document.date_published
  
  
  class SubmitterAdmin(admin.ModelAdmin):
      list_display = ('person', 'document')
  
  
  class VotingAdmin(admin.ModelAdmin):
      list_display = ('dossier', 'result', 'date', 'is_dossier_voting', 'kamerstuk')
  
  
  class VoteAdmin(admin.ModelAdmin):
      list_display = ('id', 'voting', 'decision', 'number_of_seats', 'details')
  
  
  class VotePartyAdmin(admin.ModelAdmin):
      list_display = ('id', 'voting', 'party', 'decision', 'number_of_seats', 'details')
  
  
  class VoteIndividualAdmin(admin.ModelAdmin):
      list_display = ('id', 'voting', 'parliament_member', 'decision', 'number_of_seats', 'details')
  
  
  admin.site.register(Dossier)
  admin.site.register(Document, DocumentAdmin)
  admin.site.register(Kamerstuk, KamerstukAdmin)
  admin.site.register(Submitter, SubmitterAdmin)
  
  admin.site.register(Vote, VoteAdmin)
  admin.site.register(VoteParty, VotePartyAdmin)
  admin.site.register(VoteIndividual, VoteIndividualAdmin)
  admin.site.register(Voting, VotingAdmin)
  
subject: create document submitter admin