old_contents: from django.contrib import admin
  
  from .forms import TranslationFormSet
  from . import settings
  
  
  class TranslationInline(admin.StackedInline):
      def __init__(self, *args, **kwargs):
          super(TranslationInline, self).__init__(*args, **kwargs)
  
          if settings.AUTO_HIDE_LANGUAGE:
              self.exclude = ('language_code', )
              self.can_delete = False
  
      extra = 1
      formset = TranslationFormSet
      max_num = len(settings.LANGUAGES)
  
new_contents: from django.contrib import admin
  
  from .forms import TranslationFormSet
  from . import settings
  
  
  class TranslationStackedInline(admin.StackedInline):
      def __init__(self, *args, **kwargs):
          super(TranslationStackedInline, self).__init__(*args, **kwargs)
  
          if settings.AUTO_HIDE_LANGUAGE:
              self.exclude = ('language_code', )
              self.can_delete = False
  
      extra = 1
      formset = TranslationFormSet
      max_num = MAX_LANGUAGES
  
  
  class TranslationTabularInline(admin.TabularInline):
      def __init__(self, *args, **kwargs):
          super(TranslationTabularInline, self).__init__(*args, **kwargs)
  
          if settings.AUTO_HIDE_LANGUAGE:
              self.exclude = ('language_code', )
              self.can_delete = False
  
      extra = 1
      formset = TranslationFormSet
      max_num = len(settings.LANGUAGES)
  
subject: Rename TranslationInline to TranslationStackedInline, add TranslationTabularInline.