text: from django.contrib.auth.models import User
  from django.db import models
  
  
  class ConfirmationToken(models.Model):
      user = models.OneToOneField(
          User, on_delete=models.CASCADE, related_name="confirmation_token"
      )
      confirmation_key = models.CharField(max_length=100)
      is_confirmed = models.BooleanField(default=False)
  