added more attributes to song model

nishaespera_music/homepage/models.py

@@ -25,4 +25,9 @@ class Song(models.Model):
     song_title = models.CharField(max_length = 50)
     artist = models.ForeignKey(Artist, on_delete = models.CASCADE)
     album = models.ForeignKey(Album, on_delete = models.CASCADE)
-    song_length = models.IntegerField(default=0)
\ No newline at end of file
+    song_length = models.IntegerField(default = 0)
+    music_video = models.BooleanField(null=True, blank=True)
+    lyrics = models.TextField(max_length = 5000, null=True, blank=True)
+
+    def __str__(self):
+        return self.song_title