Developing custom scikit-learn objects, Scikit-learn developers, 2023-2024 - Provides guidelines and examples for creating custom estimators and transformers, detailing API conventions and best practices.
User Guide: Pipelines and Composite Estimators, Scikit-learn developers, 2023-2024 - Explains how to chain multiple estimators and transformers using Scikit-learn pipelines, showing how custom components fit into the overall workflow.