          self.parent = None
          self.root = None
          self.partial = partial
          self.many = many
          self.allow_delete = allow_delete
  
          self.context = context or {}
  
          self.init_data = data
          self.init_files = files
 
</s> remove                  allow_delete=False, **kwargs):
 </s> add                  allow_add_remove=False, **kwargs): </s> remove                 'many': self.many
 </s> add                 'many': self.many,
                'allow_add_remove': self.allow_add_remove
        self.allow_add_remove = allow_add_remove
          self.parent = None
          self.root = None
          self.partial = partial
          self.many = many
        self.allow_add_remove = allow_add_remove
  
          self.context = context or {}
  
          self.init_data = data
          self.init_files = files
keep keep keep keep replace keep keep keep keep keep
 one-many writable nested modelserializer support 
rest_framework/serializers.py