code: def seqs2bool(seqs):
      
      for seq in seqs:
          for i, ins in enumerate(seqs[seq][2]):
              if len(ins[4]) > 0:
                  ins.append(True)
              else:
                  ins.append(False)
              if len(ins[5]) > 0:
                  ins.append(True)
              else:
                  ins.append(False)
              seqs[seq][2][i] = ins
      return seqs
docs: convert orf and intron information to boolean
      # seqs[id] = [gene, model, [[i-gene_pos, i-model_pos, i-length, iseq, [orfs], [introns]], ...]]
      # seqs[id] = [gene, model, [[i-gene_pos, i-model_pos, i-length, iseq, [orfs], [introns], orfs?, introns?], ...]]