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class Favorite(models.Model):from datetime import datetimeuser_id = models.ForeignKey(to=User, on_delete=models.CASCADE) song_id = models.ForeignKey(to=Music, on_delete=models.CASCADE) collectdate = models.DateTimeField(default=datetime.now) class Meta:verbose_name = _(u'Favorite')verbose_name_plural = _(u'Favorite')ordering=['-collectdate']">