ValueError: unsupported pickle protocol: 5 in metaplots

[z626093820]

when i use the metaplots function of ribocode 1.2.14， it show the error:, how can i slove it ,thank you in advance!!!

Create metaplot file and predict the P-site locations ... Loading transcripts.pickle ... Traceback (most recent call last): File "/home/zuozd/miniconda3/envs/ribocode/bin/metaplots", line 10, in sys.exit(main()) File "/home/zuozd/miniconda3/envs/ribocode/lib/python3.7/site-packages/RiboCode/metaplots.py", line 241, in main gene_dict,transcript_dict = load_transcripts_pickle(os.path.join(args.annot_dir,"transcripts.pickle")) File "/home/zuozd/miniconda3/envs/ribocode/lib/python3.7/site-packages/RiboCode/prepare_transcripts.py", line 293, in load_transcripts_pickle gene_dict, transcript_dict = pickle.load(fin) ValueError: unsupported pickle protocol: 5