v0.2.7a2 - LightGBM Alpha (Updated)

Alpha Release v0.2.7a2

This is an updated alpha release of LightGBM scorecard constructor support, including important CI and type checking fixes.

What's New in v0.2.7a2

• ✅ Fixed CI/CD with missing lightgbm dependency
• ✅ Added LightGBM type stubs for clean type checking
• ✅ Consolidated shell scripts into enhanced Makefile with colored output
• ✅ All 104 tests passing in CI

LightGBM Support (Alpha)

⚠️ Status: Alpha - 2 of 5 core methods implemented

Implemented:

• extract_leaf_weights() - Parse LightGBM tree structure
• get_leafs() - Get leaf indices and margins

Not Yet Implemented:

• construct_scorecard() - WOE/IV calculations
• create_points() - PDO scaling
• predict_score() - Inference

Installation

pip install git+https://github.com/xRiskLab/xBooster.git@v0.2.7a2

Example Usage

See examples/lgb_constructor_example.py for a working demonstration.

Developer Improvements

All development tasks now available via make:

• make ci-check - Run all CI checks locally (fast, no Docker)
• make act-local - Run GitHub Actions locally (with Docker)
• make help - See all available commands

Community

This alpha release is a reference implementation for issue #7 requested by @RektPunk. Community contributions welcome!

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Full Changelog: v0.2.7a1...v0.2.7a2