Implement integrated CMS Combine backend - #520

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captainvogon wants to merge 28 commits into

HEP-FCC:masterfrom

captainvogon:feature/combine-integration

Commits on Jun 25, 2026

Draft: Implement Combine backend skeleton and object-oriented fit configuration
soniyogi
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Feat: Port datacard writer and validation to backend
soniyogi
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Commits on Jun 26, 2026

Feat: Integrate fit subcommand and parser into FCCAnalyses wrapper
soniyogi
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Refactor: Modularize fit command to support multiple backends via --backend flag
soniyogi
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Fix systematics matrix column alignment and add multi-channel ZH physics example
soniyogi
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Commits on Jun 29, 2026

feat: add -e/--execute and -l flags for direct combine fitting
soniyogi
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Commits on Jul 2, 2026

chore: remove redundant dummy_fit.py example template
soniyogi
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Commits on Jul 6, 2026

Commits on Jul 16, 2026

add CLI usage examples to example script and parser help
soniyogi
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rename configuration validation to sanitization
soniyogi
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handle keyboard interrupt to ensure termination on Ctrl+C
soniyogi
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feat: organize combine output files dynamically
soniyogi
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Commits on Jul 17, 2026

optimize shape sanitization via bulk pre-loading and TFile disassociation
soniyogi
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ensure auto-creation of missing output directories and implement CI test
soniyogi
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fix: resolve combine argument positioning and update integration test paths
soniyogi
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fix: remove redundant duplicate subprocess execution block
soniyogi
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fix test: enforce repository root cwd
soniyogi
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fix test: enforce sys.executable and inject local PYTHONPATH for CI runners
soniyogi
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fix test: skip execution test in CI environments missing combine binary
soniyogi
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fix test: if/elif logic to prevent fallthrough on missing combine binary
soniyogi
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refactor: rename user configuration class to Fit
soniyogi
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Commits on Jul 21, 2026