Update models.py

diannedelpilar_music/homepage/models.py

@@ -4,17 +4,22 @@ from django.db import models
 class Artist(models.Model):
     artist_name = models.CharField(max_length=100)
     monthly_listeners = models.PositiveIntegerField()
-    birth_name = models.CharField(max_length=100)
-    bio = models.CharField(max_length=700)
+    birth_name = models.CharField(max_length=100, null = True)
+    bio = models.CharField(max_length=700, null = True)
    
+    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)
-    description = models.CharField(max_length=200)
+    description = models.CharField(max_length=200, null = True)
     release_date = models.CharField(max_length=100)
     label = models.CharField(max_length=100, null = True)
-    song_count = models.PositiveIntegerField()
+    song_count = models.PositiveIntegerField(null = True)
+
+    def __str__(self): 
+        return self.album_name
     
    
 class Song(models.Model):
@@ -22,5 +27,8 @@ class Song(models.Model):
     artist = models.ForeignKey(Artist, on_delete=models.CASCADE)
     album = models.ForeignKey(Album, on_delete=models.CASCADE)
     song_length = models.PositiveIntegerField()
-    music_video = models.BooleanField()
-    lyrics = models.CharField(max_length=1000)
\ No newline at end of file
+    music_video = models.BooleanField(null = True)
+    lyrics = models.CharField(max_length=1000, null = True)
+
+    def __str__(self): 
+        return self.song_title
\ No newline at end of file