code: def match(self, models, results, relation):
          
          foreign = self._foreign_key
  
          other = self._other_key
  
          dictionary = {}
  
          for result in results:
              dictionary[result.get_attribute(other)] = result
  
          for model in models:
              value = model.get_attribute(foreign)
  
              if value in dictionary:
                  model.set_relation(relation, dictionary[value])
  
          return models
docs: Match the eagerly loaded results to their parents.
  
          :type models: list
          :type results: Collection
          :type relation:  str