          proxy = True
          select_on_save = True
  
  
  @python_2_unicode_compatible
  class SelfRef(models.Model):
      selfref = models.ForeignKey(
          'self',
          models.SET_NULL,
          null=True, blank=True,
 
</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 
          proxy = True
          select_on_save = True
  
  

  class SelfRef(models.Model):
      selfref = models.ForeignKey(
          'self',
          models.SET_NULL,
          null=True, blank=True,
keep keep keep keep replace keep keep keep keep keep
 Refs #23919 -- Removed python_2_unicode_compatible decorator usage 
tests/basic/models.py