old_contents: from django.contrib import admin
  
  from actstream import models
  
  # Use django-generic-admin widgets if available
  try:
      from genericadmin.admin import GenericAdminModelAdmin as ModelAdmin
  except ImportError:
      ModelAdmin = admin.ModelAdmin
  
  class ActionAdmin(ModelAdmin):
      date_hierarchy = 'timestamp'
      list_display = ('__str__', 'actor', 'verb', 'target')
      list_editable = ('verb',)
      list_filter = ('timestamp',)
      raw_id_fields = ('actor_content_type', 'target_content_type',
                       'action_object_content_type')
  
  
  class FollowAdmin(ModelAdmin):
      list_display = ('__str__', 'user', 'follow_object', 'actor_only', 'started')
      list_editable = ('user',)
      list_filter = ('user', 'started',)
      raw_id_fields = ('user', 'content_type')
  
  
  admin.site.register(models.Action, ActionAdmin)
  admin.site.register(models.Follow, FollowAdmin)
  
new_contents: from django.contrib import admin
  
  from actstream import models
  
  # Use django-generic-admin widgets if available
  try:
      from genericadmin.admin import GenericAdminModelAdmin as ModelAdmin
  except ImportError:
      ModelAdmin = admin.ModelAdmin
  
  class ActionAdmin(ModelAdmin):
      date_hierarchy = 'timestamp'
      list_display = ('__str__', 'actor', 'verb', 'target', 'public')
      list_editable = ('verb',)
      list_filter = ('timestamp',)
      raw_id_fields = ('actor_content_type', 'target_content_type',
                       'action_object_content_type')
  
  
  class FollowAdmin(ModelAdmin):
      list_display = ('__str__', 'user', 'follow_object', 'actor_only', 'started')
      list_editable = ('user',)
      list_filter = ('user', 'started',)
      raw_id_fields = ('user', 'content_type')
  
  
  admin.site.register(models.Action, ActionAdmin)
  admin.site.register(models.Follow, FollowAdmin)
  
subject: Add 'public' field to ActionAdmin list display