Created Artist, Album, Song Models in homepage app

almiraredoble_music/homepage/models.py

 from django.db import models
 
+class Artist(models.Model):
+    artist_name = models.CharField(max_length=50)
+    monthly_listeners = models.IntegerField()
+
+    def __str__(self):
+        return '{}: {} monthly listener(s)'.format(
+            self.artist_name, 
+            self.monthly_listeners
+            )
+
+
+class Album(models.Model):
+    album_name = models.CharField(max_length=100)
+    artist = models.ForeignKey(
+        Artist,
+        on_delete=models.CASCADE,
+        related_name='album'
+    )
+    description = models.CharField(max_length=100)
+    release_date = models.DateField()
+
+    def __str__(self):
+        return '{} by {}: \n {} \n released on {}'.format(
+            self.album_name, 
+            self.artist, 
+            self.description, 
+            self.release_date
+            )
+
+
+class Song(models.Model):
+    song_title = models.CharField(max_length=50)
+    artist = models.ForeignKey(
+        Artist,
+        on_delete=models.CASCADE,
+        related_name='song'
+    )
+    album = models.ForeignKey(
+        Album,
+        on_delete=models.CASCADE,
+        related_name='song'
+    )
+    song_length = models.IntegerField()
+
+    def __str__(self):
+        return '{} by {} in {}'.format(
+            self.song_title, 
+            self.artist, 
+            self.album
+            )
+
+# DateField source: https://www.geeksforgeeks.org/datefield-django-models/
+
 # Create your models here.