[GH-ISSUE #54] keyError longBylineText in watch playlist parse #37

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opened 2026-02-27 22:07:41 +03:00 by kerem · 1 comment

kerem commented

2026-02-27 22:07:41 +03:00

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Originally created by @scrimshander on GitHub (Aug 5, 2020).
Original GitHub issue: https://github.com/sigma67/ytmusicapi/issues/54

Hi -

Using v 0.9.1. Looking at the JSON for a watch playlist, I'm only seeing shortBylineText and the parser is looking for longBylineText. Is this a known issue? (Line numbers will be slightly off as I added some code to output the JSON). You can see the song ID I am using in the tracebak. Happy to provide the full JSON as well.

Traceback (most recent call last):
  File "ytmusic_test.py", line 4, in <module>
    ytmusic.get_watch_playlist('X3IA6pIVank')
  File "/Users/johnmagee2/Documents/PythonEnvironments/ytmusic/lib/python3.8/site-packages/ytmusicapi/mixins/watch.py", line 63, in get_watch_playlist
    tracks = parse_watch_playlist(results['contents'])
  File "/Users/johnmagee2/Documents/PythonEnvironments/ytmusic/lib/python3.8/site-packages/ytmusicapi/parsers/watch.py", line 14, in parse_watch_playlist
    'byline': nav(data, ['longBylineText', 'runs', 0, 'text']),
  File "/Users/johnmagee2/Documents/PythonEnvironments/ytmusic/lib/python3.8/site-packages/ytmusicapi/parsers/utils.py", line 75, in nav
    raise err
  File "/Users/johnmagee2/Documents/PythonEnvironments/ytmusic/lib/python3.8/site-packages/ytmusicapi/parsers/utils.py", line 69, in nav
    root = root[k]
KeyError: 'longBylineText'

Originally created by @scrimshander on GitHub (Aug 5, 2020). Original GitHub issue: https://github.com/sigma67/ytmusicapi/issues/54 Hi - Using v 0.9.1. Looking at the JSON for a watch playlist, I'm only seeing `shortBylineText` and the parser is looking for `longBylineText`. Is this a known issue? (Line numbers will be slightly off as I added some code to output the JSON). You can see the song ID I am using in the tracebak. Happy to provide the full JSON as well. ``` Traceback (most recent call last): File "ytmusic_test.py", line 4, in <module> ytmusic.get_watch_playlist('X3IA6pIVank') File "/Users/johnmagee2/Documents/PythonEnvironments/ytmusic/lib/python3.8/site-packages/ytmusicapi/mixins/watch.py", line 63, in get_watch_playlist tracks = parse_watch_playlist(results['contents']) File "/Users/johnmagee2/Documents/PythonEnvironments/ytmusic/lib/python3.8/site-packages/ytmusicapi/parsers/watch.py", line 14, in parse_watch_playlist 'byline': nav(data, ['longBylineText', 'runs', 0, 'text']), File "/Users/johnmagee2/Documents/PythonEnvironments/ytmusic/lib/python3.8/site-packages/ytmusicapi/parsers/utils.py", line 75, in nav raise err File "/Users/johnmagee2/Documents/PythonEnvironments/ytmusic/lib/python3.8/site-packages/ytmusicapi/parsers/utils.py", line 69, in nav root = root[k] KeyError: 'longBylineText' ```

kerem closed this issue

2026-02-27 22:07:41 +03:00

kerem commented

2026-02-27 22:07:42 +03:00

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@sigma67 commented on GitHub (Aug 6, 2020):

It seems something changed on the server side, longBylineText is missing for all my tests now, too (which previously passed).

I'll change it to return shortbyline instead, or None if it is missing.

@sigma67 commented on GitHub (Aug 6, 2020): It seems something changed on the server side, `longBylineText` is missing for all my tests now, too (which previously passed). I'll change it to return shortbyline instead, or None if it is missing.