code: def _do_prioritize(items):
      
      if not any("tumoronly-prioritization" in dd.get_tools_off(d) for d in items):
          if vcfutils.get_paired_phenotype(items[0]):
              has_tumor = False
              has_normal = False
              for sub_data in items:
                  if vcfutils.get_paired_phenotype(sub_data) == "tumor":
                      has_tumor = True
                  elif vcfutils.get_paired_phenotype(sub_data) == "normal":
                      has_normal = True
              return has_tumor and not has_normal
docs: Determine if we should perform prioritization.
  
      Currently done on tumor-only input samples and feeding into PureCN
      which needs the germline annotations.