Episode
#561: TonIO, a Multi-threaded Async Runtime for Python
Talk Python To Me · Sep 4, 2026 · 1 h 16 min
How many cores does your machine have, 10, 18? Your async Python code uses just one of them. That isn't a bug in asyncio. That's the design, and optimizing event loops to be faster by 20% doesn't change it. So Giovanni Barillari started over. Joe is the creator of Granian, the Rust-based server that powers Talk Python. His new project is TonIO, an async runtime written from scratch for…