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News & links about Python programming.
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Let's Build Pipeline Parallelism from Scratch

The tutorial walks through building pipeline parallelism from the ground up, explaining how to split large AI models and training workloads across multiple GPUs to improve training efficiency. It breaks down concepts with step-by-step examples so developers can understand how data and compute are partitioned and coordinated in a distributed training system.

https://www.youtube.com/watch?v=D5F8kp_azzw
I created a game engine for Django?

The author built a multiplayer Snake game in the browser using only Python and Django LiveView, with no custom JavaScript, by keeping game state on the server and broadcasting rendered HTML over WebSockets.

https://en.andros.dev/blog/6e9e4485/i-created-a-game-engine-for-django/
PicoFlow – a tiny DSL-style Python library for LLM agent workflows

https://news.ycombinator.com/item?id=46706535
Microcode

Microcode is an efficient terminal-based AI agent with an internal REPL environment for coding assistance. It leverages Reasoning Language Models (RLMs) to help developers with coding tasks directly from the command line.

https://github.com/modaic-ai/microcode
Prototyping a Live Product Recommender With Python

The article shows how to build a real-time product recommender prototype in Python using Contextual Multi-Armed Bandits to simulate user behavior and validate online learning algorithms like LinUCB. It explains why bandits handle cold-start and context better than traditional models, walks through data generation, feature engineering, offline evaluation, and sets up a live simulation as ...

https://jaehyeon.me/blog/2026-01-29-prototype-recommender-with-python/
4 Pyrefly Type Narrowing Patterns that make Type Checking more Intuitive

Learn about 4 ways Pyrefly narrows types, reducing the need to explicitly cast in your code.

https://pyrefly.org/blog/type-narrowing/