code: def splitter(structured):
      
  
      actives = []
      decoys = []
      for mol in structured:
          status = mol[3]
          if status == '1':
              actives.append(mol)
          elif status == '0':
              decoys.append(mol)
      return actives, decoys
docs: Separates structured data into a list of actives or a list of decoys. actives are labeled with a '1' in their status
      fields, while decoys are labeled with a '0' in their status fields.
      :param structured: either roc_structure or score_structure.
      roc_structure: list [(id, best_score, best_query, status, fpf, tpf), ..., ]
      score_structure: list [(id, best_score, best_query, status, net decoy count, net active count), ...,]
      :return: actives: list [(id, best_score, best_query, status = 1, fpf/net decoy count, tpf/net active count), ..., ]
      :return decoys: list [(id, best_score, best_query, status = 0, fpf/net decoy count, tpf/net active count), ..., ]