Migrate OutlierTrimmer to narwhals, add polars support - #1035

Merged

solegalli merged 7 commits into

narwhals-migrationfrom

narwhals-outlier-trimmer

Sep 19, 2026

Commits on Sep 19, 2026

Migrate OutlierTrimmer to narwhals, add polars support

solegalli
and
claude
committed
08f0c32
Adapt OutlierTrimmer to narwhals-returning check_X

solegalli
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claude
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6c1b5f5
Use shared backend test fixtures and helpers in OutlierTrimmer tests

solegalli
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claude
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f58d681
Use frame_to_dict after the shared helper rename in #1045

solegalli
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claude
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6fc550e
Document and test infinite caps for variables without variation

solegalli
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claude
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724bd43
Align OutlierTrimmer and its tests with the repo conventions

solegalli
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claude
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b87c2d8
Keep transform_x_y row alignment in OutlierTrimmer instead of the shared mixin

solegalli
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claude
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ac48dfb