Created models that consist information about an artist, an album, and a song...

Created models that consist information about an artist, an album, and a song in the homepage of the music library.

elaizabolislis_music/homepage/models.py

 from django.db import models
 
-# Create your models here.
+
+class Artist(models.Model):
+    artist_name = models.CharField()
+    monthly_listeners = models.IntegerField()
+
+
+class Album(models.Model):
+    album_name = models.CharField()
+    artist = models.ForeignKey(Artist, on_delete=models.CASCADE)
+    description = models.CharField()
+    release_date = models.CharField()
+
+
+class Song(models.Model):
+    song_title = models.CharField()
+    artist = models.ForeignKey(Artist, on_delete=models.CASCADE)
+    album = artist = models.ForeignKey(Album, on_delete=models.CASCADE)
+    song_length = models.IntegerField()
+