User = settings.AUTH_USER_MODEL

    class Books(models.Model):
        STATUS_CHOICES = (
            ('Reading', 'Reading'),
            ('Finished', 'finished'),
        )
        user = models.ForeignKey(User, on_delete=models.SET_NULL, related_name='books',null=True)
        title = models.CharField(max_length=120)
        short_desc = models.TextField(max_length=1000)
        slug = AutoSlugField(populate_from='title', overwrite=True)
        language = models.CharField(max_length=20, blank=True)
        status = models.CharField(max_length=35, choices=STATUS_CHOICES)