[SPARK-43579][PYTHON] optim: Cache the converter between Arrow and pandas for reuse #52332
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petern48
changed the title
ueshin
approved these changes
Sep 13, 2025
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What changes were proposed in this pull request?
Cache the converter between Arrow and pandas using memoization to avoid recreating duplicate ones unnecessarily.
Why are the changes needed?
Performance improvement
Does this PR introduce any user-facing change?
No
How was this patch tested?
Passes existing tests
Was this patch authored or co-authored using generative AI tooling?
No