ValueError: No JSON object could be decoded

[JacobLau84]

colab : python 2 error: Converting speech regions to FLAC files: 100% |#################| Time: 0:00:01 Performing speech recognition: N/A% | | ETA: --:--:--Traceback (most recent call last): File "/usr/local/bin/autosub", line 11, in sys.exit(main()) File "/usr/local/lib/python2.7/dist-packages/autosub/init.py", line 395, in main output=args.output, File "/usr/local/lib/python2.7/dist-packages/autosub/init.py", line 260, in generate_subtitles for i, transcript in enumerate(pool.imap(recognizer, extracted_regions)): File "/usr/lib/python2.7/multiprocessing/pool.py", line 673, in next raise value ValueError: No JSON object could be decoded