Fix incorrect R2 * -1 in "Example 4 – Regression and Adjusted R2" print() examples and modernize f-strings #1131
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sachinn854
December 3, 2025 07:50
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Pull request overview
This PR fixes documentation errors in Example 4 (Regression and Adjusted R²) of the ExhaustiveFeatureSelector notebook. The changes address an incorrect R² score multiplication bug, modernize string formatting, and improve type safety.
Key changes:
- Fixed incorrect R² multiplication by -1 in print statements
- Modernized old-style
%string formatting to f-strings - Added
int()casting fornum_examplesparameter
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Hi maintainer 👋
This PR updates the documentation in Example 4:
✅ Removed incorrect R² multiplication by −1 in print() examples
✅ Fixed reused/incorrect code from the previous example
✅ Modernized old-style string formatting to f-strings for clarity
✅ Optional: Casted num_examples to int for correctness & readability
Fixes #1118
All changes were verified locally for syntax & output correctness.
Let me know if any further improvement is needed.
Thanks! 🚀