                  }
              }
  
          item_schema = {}
          serializer = self._get_serializer(path, method)
  
          if isinstance(serializer, serializers.Serializer):
              item_schema = self._map_serializer(serializer)
              # No write_only fields for response.
 
</s> remove                 for ct in self.content_types
 </s> add                 for ct in self.request_media_types </s> remove                     for ct in self.content_types
 </s> add                     for ct in self.response_media_types
        self.response_media_types = self.map_renderers(path, method)

                  }
              }
  
        self.response_media_types = self.map_renderers(path, method)

          item_schema = {}
          serializer = self._get_serializer(path, method)
  
          if isinstance(serializer, serializers.Serializer):
              item_schema = self._map_serializer(serializer)
              # No write_only fields for response.
keep keep add keep keep keep keep keep keep
 OpenAPI: Map renderers/parsers for request/response media-types. (#6865) 
rest_framework/schemas/openapi.py