code: def get_active_vcinfo(data, use_ensemble=True):
      
      active_vs = _get_variants(data)
      if len(active_vs) > 0:
          e_active_vs = []
          if use_ensemble:
              e_active_vs = [v for v in active_vs if v.get("variantcaller") == "ensemble"]
          if len(e_active_vs) == 0:
              e_active_vs = [v for v in active_vs if v.get("variantcaller") != "ensemble"]
          if len(e_active_vs) > 0:
              return e_active_vs[0]
docs: Use first caller if ensemble is not active