Local Ratio should not be 0

[SamuelMoor-Smith]

Description

Please include a summary of the change and which issue is fixed. Please also include relevant motivation and context. List any dependencies that are required for this change.

Fixes # (issue), Depends on # (pull request)

1

Type of change

But

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• Bug fix (non-breaking change which fixes an issue)

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Checklist:

• I have run the pre-commit checks with pre-commit run --all-files (see CONTRIBUTING.md instructions to set it up)
• I have run pytest -v and no errors are present.
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• I solved any possible warnings that pytest -v has generated that are related to my code to the best of my knowledge.
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes

[jjshoots]

I don't think this is a good idea. A better approach would be to fix the reason that local_ratio is needed in the first place. Leaving this open for now.