code: def fields(self):
          '''
          Fields that should be considered for our notion of object equality.
          '''
          return (
              self.locus, self.offset_start, self.offset_end, self.alignment_keyf fields(self):
          '''
          Fields that should be considered for our notion of object equality.
          '''
          return (
              self.locus, self.offset_start, self.offset_end, self.alignment_key)
docs: Fields that should be considered for our notion of object equality.