code: def _ReportSameIdButNotMerged(self, entity_id, reason):
      
      self.feed_merger.problem_reporter.SameIdButNotMerged(self,
                                                           entity_id,
                                                           reason)
docs: Report that two entities have the same id but could not be merged.
  
      Args:
        entity_id: The id of the entities.
        reason: A string giving a reason why they could not be merged.