Probes: Rest Probes Error On Topic

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Understanding the Issue

When running the garak command with the --model_type rest option and specifying the topic probes, an error occurs. The error message indicates that no lexicon is found with the specified language and lexicon. However, when running the same code in a Python CLI, it executes successfully.

Error Message

The error message is as follows:

2025-05-22 14:40:27,606  INFO  run started at 2025-05-22T14:40:27.132999
2025-05-22 14:40:27,606  DEBUG  relative report dir provided
2025-05-22 14:40:27,607  INFO  reporting to /Users/wgu002/.local/share/garak/garak_runs/garak.1208bf20-6a6a-436a-bbd4-1448f3c3f8ef.report.jsonl
2025-05-22 14:40:27,612  INFO  harness init: <garak.harnesses.probewise.ProbewiseHarness object at 0x102ca12b0>
2025-05-22 14:40:27,612  INFO  probe queue: probes.topic.WordnetControversial
2025-05-22 14:40:27,645  INFO  probe init: <garak.probes.topic.WordnetControversial object at 0x10307a510>
2025-05-22 14:40:27,648  WARNING  Exception instantiating garak.probes.topic.WordnetControversial: no lexicon found with lang=None and lexicon='oewn:2023'
Traceback (most recent call last):
  File "/Users/wgu002/WORK/garak/.venv/lib/python3.13/site-packages/garak/_plugins.py", line 416, in load_plugin
    plugin_instance = klass(config_root=config_root)
  File "/Users/wgu002/WORK/garak/.venv/lib/python3.13/site-packages/garak/probes/topic.py", line 105, in __init__
    self.w = wn.Wordnet(self.lexicon)
             ~~~~~~~~~~^^^^^^^^^^^^^^
  File "/Users/wgu002/WORK/garak/.venv/lib/python3.13/site-packages/wn/_core.py", line 1116, in __init__
    lexs = list(find_lexicons(lexicon or '*', lang=lang))
  File "/Users/wgu002/WORK/garak/.venv/lib/python3.13/site-packages/wn/_queries.py", line 106, in find_lexicons
    raise wn.Error(
        f'no lexicon found with lang={lang!r} and lexicon={lexicon!r}'
    )
wn.Error: no lexicon found with lang=None and lexicon='oewn:2023'
2025-05-22 14:40:27,658  WARNING  failed to load probe GarakException(Error("no lexicon found with lang=None and lexicon='oewn:2023'")):
2025-05-22 14:40:27,658  INFO  run complete, ending
2025-05-22 14:40:27,710  INFO  garak run complete in 0.53s

Relevant Information

When running the same code in a Python CLI, it executes successfully:

>>> import wn
>>> wn.Wordnet('oewn:2023')
<wn.Wordnet object at 0x101df9960>
>>>

Possible Causes

The possible causes of this issue are:

  1. Lexicon Not Found: The error message indicates that no lexicon is found with the specified language and lexicon. This could be due to a missing or incorrect lexicon file.
  2. Language Not Supported: The Wordnet class may not support the specified language.
  3. Configuration Issue: There may be a configuration issue with the garak command or the topic probes.

Troubleshooting Steps

To troubleshoot this issue, follow these steps:

  1. Check Lexicon File: Verify that the lexicon file exists and is correctly configured.
  2. Check Language Support: Check if the Wordnet class supports the specified language.
  3. Check Configuration: Review the garak command and topic probes configuration to ensure that everything is correctly set up.
  4. Run in Debug Mode: Run the garak command in debug mode to get more detailed error messages and stack traces.

Conclusion

Q: What is the cause of the error message "no lexicon found with lang=None and lexicon='oewn:2023'"?

A: The error message indicates that no lexicon is found with the specified language and lexicon. This could be due to a missing or incorrect lexicon file, or the Wordnet class may not support the specified language.

Q: How do I troubleshoot the issue?

A: To troubleshoot this issue, follow these steps:

  1. Check Lexicon File: Verify that the lexicon file exists and is correctly configured.
  2. Check Language Support: Check if the Wordnet class supports the specified language.
  3. Check Configuration: Review the garak command and topic probes configuration to ensure that everything is correctly set up.
  4. Run in Debug Mode: Run the garak command in debug mode to get more detailed error messages and stack traces.

Q: What is the difference between running the code in a Python CLI and running it with the garak command?

A: When running the code in a Python CLI, it executes successfully. However, when running it with the garak command, it fails with the error message "no lexicon found with lang=None and lexicon='oewn:2023'". This suggests that there may be a configuration issue with the garak command or the topic probes.

Q: How do I check the lexicon file?

A: To check the lexicon file, follow these steps:

  1. Verify File Existence: Check if the lexicon file exists in the correct location.
  2. Check File Configuration: Verify that the lexicon file is correctly configured and contains the necessary information.
  3. Check File Format: Check if the lexicon file is in the correct format and can be read by the Wordnet class.

Q: How do I check language support?

A: To check language support, follow these steps:

  1. Check Class Documentation: Check the documentation for the Wordnet class to see if it supports the specified language.
  2. Check Language List: Check the list of supported languages for the Wordnet class to see if the specified language is included.
  3. Check Language Configuration: Verify that the language is correctly configured in the garak command and topic probes.

Q: How do I check the configuration?

A: To check the configuration, follow these steps:

  1. Review Command Options: Review the options for the garak command to ensure that everything is correctly set up.
  2. Review Probe Configuration: Review the configuration for the topic probes to ensure that everything is correctly set up.
  3. Check Configuration Files: Check the configuration files for the garak command and topic probes to ensure that everything is correctly set up.

Q: How do I run the garak command in debug mode?

A: To run the garak command in debug mode, follow steps:

  1. Add Debug Option: Add the --debug option to the garak command.
  2. Run Command: Run the garak command with the --debug option.
  3. Check Output: Check the output of the command to see if it provides more detailed error messages and stack traces.