Reproduction package for the manuscript: K. T. Worou, A. Guénoukpati, A. A. Salami, *"Graph neural networks for fault localization in power grids: a leakage-free benchmark with feature ablation and real-network validation"*, submitted to The International Journal of Electrical Power & Energy Systems (IJEPES) (2026).Regional Centre of Excellence for Electricity Management (CERME),Université de Lomé, Togo.