`sacc_io`: SACC read/write layer for the standard data-product layout - #245

Merged

cailmdaley merged 14 commits into

feat/sacc-2-sacc-io

Jul 21, 2026

Commits on Jul 16, 2026

feat(sacc_io): SACC read/write for the standard data-product layout

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fix(sacc_io): enforce ascending grids; readers in insertion order

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One SACC file per catalogue version: fine xi rides as grid='fine' points

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Word fine-block covariance source tool-agnostically (OneCovariance go-forward)

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feat(sacc_io): type=data|mock stamp with fail-closed load; merge + update_statistic

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Address review: rename grid values to reporting/integration; clarify comments

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Simplify sacc_io writers/readers and test builders

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fix(sacc_io): fail loud on unmatched selections; merge/update guards

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Commits on Jul 18, 2026