[SPARK-58469][PS] Use native expressions for NumPy rint - #57672
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zhengruifeng wants to merge 1 commit into
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[SPARK-58469][PS] Use native expressions for NumPy rint#57672zhengruifeng wants to merge 1 commit into
zhengruifeng wants to merge 1 commit into
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zhengruifeng
marked this pull request as draft
July 31, 2026 12:31
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What changes were proposed in this pull request?
Replace the pandas UDF mapping for NumPy rint on pandas-on-Spark objects with the native Spark
rintexpression after casting the input todouble. Add coverage for halfway values, signed zero, NaN, and infinities.Why are the changes needed?
The operation can be evaluated by Spark without crossing the Python worker boundary while preserving the existing double result type.
Does this PR introduce any user-facing change?
No.
How was this patch tested?
NumPyCompatTests.test_np_math_functions.Was this patch authored or co-authored using generative AI tooling?
Generated-by: Codex (GPT-5)