Validate Butterworth filter inputs#14692
Open
Sean-Kenneth-Doherty wants to merge 1 commit into
Open
Conversation
mindaugl
approved these changes
May 17, 2026
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
2 participants
Add this suggestion to a batch that can be applied as a single commit.This suggestion is invalid because no changes were made to the code.Suggestions cannot be applied while the pull request is closed.Suggestions cannot be applied while viewing a subset of changes.Only one suggestion per line can be applied in a batch.Add this suggestion to a batch that can be applied as a single commit.Applying suggestions on deleted lines is not supported.You must change the existing code in this line in order to create a valid suggestion.Outdated suggestions cannot be applied.This suggestion has been applied or marked resolved.Suggestions cannot be applied from pending reviews.Suggestions cannot be applied on multi-line comments.Suggestions cannot be applied while the pull request is queued to merge.Suggestion cannot be applied right now. Please check back later.
Describe your change
Adds shared validation for Butterworth filter constructors so invalid cutoff, samplerate, and Q values fail with clear
ValueErrors instead of producing division-by-zero errors or invalid coefficients.Fixes #12379.
Checklist
audio_filters/butterworth_filter.pyTests
PYTHONPATH=. python -m doctest -v audio_filters/butterworth_filter.pyPYTHONPATH=. uvx pytest -q --doctest-modules audio_filters/butterworth_filter.pyuvx ruff check audio_filters/butterworth_filter.pypython -m compileall -q audio_filters/butterworth_filter.pygit diff --checkNote:
uv run pytest -q audio_filters/butterworth_filter.pytried to build the full project dependency set in this fresh worktree, including large ML wheels, so I stopped that and used the lighter doctest/pytest route above for this standard-library-only file.