Fixed database error and Added Django Admin Panel

alvaalvarez_music/Homepage/admin.py

 from django.contrib import admin
 
+from .models import Artist, Album, Song
 # Register your models here.
+
+class ArtistAdmin(admin.ModelAdmin):
+    model = Artist
+    list_display = ('artist_name','birth_name', 'monthly_listeners')
+    search_fields = ('artist_name', 'birth_name')
+    list_filter = ('artist_name', 'birth_name')
+
+class AlbumAdmin(admin.ModelAdmin):
+    model = Album
+    list_display = ('album_name','description', 'release_date', 'label', 'song_count')
+    search_fields = ('album_name', 'description', 'label')
+    list_filter = ('album_name',)
+
+class SongAdmin(admin.ModelAdmin):
+    model = Song
+    list_display = ('song_title','song_length', 'lyrics', 'music_video')
+    search_fields = ('song_title', 'lyrics')
+    list_filter = ('song_title',)
+
+admin.site.register(Artist, ArtistAdmin)
+admin.site.register(Album, AlbumAdmin)
+admin.site.register(Song, SongAdmin)
\ No newline at end of file

alvaalvarez_music/Homepage/models.py

@@ -7,6 +7,9 @@ class Artist(models.Model):
     bio = models.CharField(max_length=700)
     monthly_listeners = models.IntegerField()
 
+    def __str__(self):
+        return self.artist_name
+
 class Album(models.Model):
     album_name = models.CharField(max_length=100)
     artist = models.ForeignKey(Artist, on_delete=models.CASCADE)
@@ -15,10 +18,16 @@ class Album(models.Model):
     label = models.CharField(max_length=100)
     release_date = models.DateField()
 
+    def __str__(self):
+        return self.album_name
+
 class Song(models.Model):
     song_title = models.CharField(max_length=100)
     artist = models.ForeignKey(Artist, on_delete=models.CASCADE)
     album = models.ForeignKey(Album, on_delete=models.CASCADE)
     song_length = models.IntegerField()
     music_video = models.BooleanField()
-    lyrics = models.CharField(max_length=10000)
\ No newline at end of file
+    lyrics = models.CharField(max_length=10000)
+
+    def __str__(self):
+        return self.song_title
\ No newline at end of file