Update keys_controller.py

[pabed]

Description

• [ ] Summary of the change / bug fix.
• [ ] Link # issue, if applicable.
• [ ] Screenshot of the feature or the bug before/after fix, if applicable.
• [ ] Relevant motivation and context.
• [ ] List any dependencies that are required for this change.

How has this been tested?

• Please describe the tests that you ran to verify your changes.
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Checklist:

• [ ] Update our Hugo documentation following these guidelines.
• [ ] Update our tests following these guidelines.
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Others

• [ ] I have performed a self-review of my own code.
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• [ ] My code passes all the checks pylint, flake8, black, ... To speed up development you should run pre-commit install.
• [ ] New and existing unit tests pass locally with my changes. You can test this locally using pytest tests/....

[DidierRLopes]

Nice finding, thank you @pabed !!

[DidierRLopes]

Closing this PR, feel free to re-open it.