PythonHub

Rapidly scaling online storage to serve over 1 billion ChatGPT users Learn how OpenAI evolved Habitat from a Python library into a globally distributed storage platform serving 1 billion ChatGPT users and 22M requests per second. https://openai.com/index/scaling-storage-one-billion-users-part-one/

There are only twelve 4x4 sudokus - and a cool trick for finding minimal subsets The article explores 4×4 Sudoku, showing that there are 288 valid solutions, which reduce to just 12 structurally distinct grids when digit permutations are ignored. Using Python brute force and a clever bitmask technique for checking minimal subsets, the author identifies 85,632 minimal puzzles (3,568 up to digit permutations), each with a unique solution that becomes non-unique if any ... https://baldino.dev/blog/there-are-only-twelve-4x4-sudokus/

FlashML-org / FreeToken FreeToken brings datacenter-scale model serving to your desktop. Run massive models locally, fast and efficiently. https://github.com/FlashML-org/FreeToken

Soft-deprecating re.match() The article explains when to use re.prefixmatch(), re.search(), and re.fullmatch(), what soft deprecation means for existing code, and how to flag re.match() usage with Ruff. https://hugovk.dev/blog/2026/soft-deprecating-re.match/

OpenArch PyTorch implementations of modern open-source LLM architectures (Llama, Qwen, DeepSeek, Gemma, GPT-OSS, Kimi, and more) — written from scratch for readability and learning, based on Sebastian Raschka's LLM Architecture Gallery. https://github.com/anuj0456/OpenArch