old_contents: from django.contrib import admin
  
  from .models import GeneralArtist, Similarity
  
  admin.site.register(GeneralArtist)
  admin.site.register(Similarity)
  
new_contents: from django.contrib import admin
  
  from .models import GeneralArtist, Similarity
  
  
  class SimilarityModelAdmin(admin.ModelAdmin):
      fields = ['other_artist', 'cc_artist', 'weight']
      list_display = ['id', 'other_artist', 'cc_artist', 'weight']
      readonly_fields = ['other_artist', 'cc_artist']
  
  
  admin.site.register(GeneralArtist)
  admin.site.register(Similarity, SimilarityModelAdmin)
  
subject: Improve appearance of similarities in admin