code: def links(self):
          
  
          links = []
          for foreign_key in self.__table__.foreign_keys:
              column = foreign_key.column.name
              column_value = getattr(self, column, None)
              if column_value:
                  table = foreign_key.column.table.name
                  with app.app_context():
                      endpoint = current_app.class_references[table]
                  links.append({'rel': 'related', 'uri': '/{}/{}'.format(
                      endpoint.__name__, column_value)})
          links.append({'rel': 'self', 'uri': self.resource_uri()})
          return links
docs: Return a list of links for endpoints related to the resource.
  
          :rtype: list