code: def addGenotype(
              self, genotype_id, genotype_label,
              genotype_type=None,
              genotype_description=None
      ):
          
          if genotype_type is None:
              genotype_type = self.globaltt['intrinsic_genotype']
  
          self.model.addIndividualToGraph(
              genotype_id, genotype_label, genotype_type, genotype_description)
          return
docs: If a genotype_type is not supplied,
          we will default to 'intrinsic_genotype'
          :param genotype_id:
          :param genotype_label:
          :param genotype_type:
          :param genotype_description:
          :return: