      group = models.ForeignKey(Group, models.CASCADE)
      nodefaultnonull = models.CharField(max_length=5)
  
  
  @python_2_unicode_compatible
  class PersonSelfRefM2M(models.Model):
      name = models.CharField(max_length=5)
      friends = models.ManyToManyField('self', through="Friendship", symmetrical=False)
  
      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 
      group = models.ForeignKey(Group, models.CASCADE)
      nodefaultnonull = models.CharField(max_length=5)
  
  

  class PersonSelfRefM2M(models.Model):
      name = models.CharField(max_length=5)
      friends = models.ManyToManyField('self', through="Friendship", symmetrical=False)
  
      def __str__(self):
keep keep keep keep replace keep keep keep keep keep
 Refs #23919 -- Removed python_2_unicode_compatible decorator usage 
tests/m2m_through/models.py