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Avoid unnecessary tuple-field ownership in typed.Dict lookup (#9374) - #10910

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lesshaste:fix-9374-selective-lookup
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Avoid unnecessary tuple-field ownership in typed.Dict lookup (#9374)#10910
lesshaste wants to merge 1 commit into
numba:mainfrom
lesshaste:fix-9374-selective-lookup

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@lesshaste

@lesshaste lesshaste commented Oct 10, 2026 •
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Select only the requested field from the existing dictionary lookup buffer; retain the current hash-table implementation and error semantics.

  • AI usage disclosure: YES. OpenAI ChatGPT substantially assisted with investigating the performance issue, developing the implementation, writing regression tests, benchmarking, and preparing the PR description.

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@lesshaste
Avoid unnecessary tuple-field ownership in typed.Dict lookup (numba#9374
bca1a5e 
)

Select only the requested field from the existing dictionary lookup buffer;
retain the current hash-table implementation and error semantics.

Assisted-by: OpenAI ChatGPT
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lesshaste marked this pull request as draft October 10, 2026 10:26

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@lesshaste @kc611