Contributor Guide

Guides for contributors to the DataFusion in Python project — people changing this repository itself.

If you are writing a separate library that plugs into datafusion-python, you want the Extension Guide instead. If you are using one, see Using extension libraries.

• Introduction
  • How to develop
  • Running & Installing pre-commit hooks
  • Guidelines for Separating Python and Rust Code
  • Update Dependencies
  • Improving Build Speed
• PyO3 binding guidelines
  • Class mutability
• FFI framing internals
  • One session, one Arc<SessionContext>
  • Why planner codec rebinding is one level deep
  • Why with_extensions commits last
  • Two argument kinds for one convention