<filename>ch13/myproject_virtualenv/src/django-myproject/myproject/apps/music/admin.py
from django.contrib import admin

from .models import Song


@admin.register(Song)
class SongAdmin(admin.ModelAdmin):
    list_display = ["title", "artist", "url"]
    list_filter = ["artist"]
    search_fields = ["title", "artist"]

<filename>ch13/myproject_virtualenv/src/django-myproject/myproject/apps/music/admin.py
from django.contrib import admin

from .models import Song


@admin.register(Song)
class SongAdmin(admin.ModelAdmin):
    list_display = ["title", "artist", "url"]
    list_filter = ["artist"]
    search_fields = ["title", "artist"]
