      class Meta:
          proxy = True
  
  
  @python_2_unicode_compatible
  class Visa(models.Model):
      person = models.ForeignKey(Person, models.CASCADE)
      permissions = models.ManyToManyField(Permission, blank=True)
  
      def __str__(self):
 
</s> remove @python_2_unicode_compatible
 </s> add  </s> remove @python_2_unicode_compatible
 </s> add  </s> remove @python_2_unicode_compatible
 </s> add  </s> remove @python_2_unicode_compatible
 </s> add  </s> remove @python_2_unicode_compatible
 </s> add 
      class Meta:
          proxy = True
  
  

  class Visa(models.Model):
      person = models.ForeignKey(Person, models.CASCADE)
      permissions = models.ManyToManyField(Permission, blank=True)
  
      def __str__(self):
keep keep keep keep replace keep keep keep keep keep
 Refs #23919 -- Removed python_2_unicode_compatible decorator usage 
tests/fixtures/models.py