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- 1
Developer ayghri has released i-have-adhd, an open-source Python skill that stops AI coding assistants from burying the answer under long explanations. The tool reformats an agent's output to be direct and skimmable, aimed at users with ADHD or anyone who wants concise answers. Early reaction on GitHub has been positive, with the project quickly drawing attention and dozens of likes.
- 2Pyxel brings retro game development to PythonโShow HN: Pyxel โ A Python retro game engine with built-in art and sound editors
Developer kitao has released Pyxel, an open-source Python game engine for building retro-style games, featuring built-in pixel art and sound editors. The engine is hosted on GitHub and is drawing attention on Hacker News, where users are discussing its all-in-one approach that lets creators design graphics and audio without leaving the Python environment.
- 3Staged retrieval design proposed for real estate data privacyโShort answer: use a staged retrieval design with explicit collections, bounded queries, and traceable... # rag # privacy
A software engineer is outlining a staged retrieval architecture for real estate discovery, arguing for explicit collections, bounded queries and traceable outputs, while weighing hosted versus self-managed options to protect user privacy. The technical write-up is drawing attention among developers working with retrieval-augmented generation in Python, where privacy and data governance remain contentious design questions.
- 4
A project called qCaml presents an approach to quantitative finance using the OCaml programming language, positioning the functional language as a tool for financial modelling and computation. Discussion is centring on whether OCaml's performance and type safety make it a practical alternative to more common languages like Python or C++ in quantitative finance work.
- 5NetworkX with pyarrow cuts graph memory use sixfoldโShow HN: NetworkX and pyarrow = 6-7x memory savings
A developer shared a technique combining the NetworkX graph library with Apache Arrow's pyarrow to store graph data, reporting 6-7x memory savings. The post, shared as a Show HN item and discussed on the NetworkX GitHub repository, is drawing attention from Python developers interested in handling large graphs more efficiently without changing tooling.
- 6Developer builds tiny 144M-parameter typed decision-routing modelโTiny model. Big decisions. โ How I built a 144M-parameter typed decision model that routes... # machinelearning # ai # p
A developer has described building a 144M-parameter typed decision model designed to route tasks, arguing that very small models can still make consequential decisions. The write-up covers the engineering approach and the case for compact, open machine learning systems. Reaction so far is modest but positive, with interest from the machine learning, Python and open source communities around whether tiny models can reliably handle decision-making workloads.
- 7New tool checks AI answers on fund holdingsโA common question to put to an AI assistant is "what did this fund buy last quarter?", and the answer... # python # fina
A developer has built a Python tool that compares two consecutive 13F filings fund-by-fund using CUSIP identifiers, letting anyone verify what a fund like Berkshire Hathaway actually bought or sold in a quarter. The project doubles as a test of AI assistants, since answers to questions like 'what did this fund buy last quarter?' can be checked against the raw regulatory data.
- 8Why the Pendulum library built Python's strangest plus operatorโWhy Pendulum had to write the most cursed "+" operator in all of Python
Developer Arie Bovenberg has published a detailed post explaining why Pendulum, a popular Python date and time library, implements an unusual override of the plus operator. The writeup walks through the technical constraints that forced the library's custom handling of datetime arithmetic, and it has drawn attention from Python developers interested in API design quirks.
- 9Pendulum's unusual Python '+' operator explainedโWhy Pendulum had to write the most cursed "+" operator in all of Python https://dev.arie.bovenberg.net/blog/pendulum-cur
A new blog post explains why Pendulum, the popular Python library for handling dates and times, implements an unusually complicated '+' operator. The piece walks through the edge cases in datetime arithmetic that forced the library's developers to write code that looks strange at first glance but handles real-world time zone and daylight saving quirks correctly.
- 10Bot builders find Polymarket arbitrage harder than it looksโWe spent a few weeks trying to build a profitable Polymarket bot. Arbitrage between linked markets,... # api # python #
A team of developers spent several weeks attempting to build a profitable automated trading bot for Polymarket, the crypto prediction market platform, focusing on arbitrage between linked markets. In the end the bot never made a dollar: the team documented six separate problems that broke the system before it turned any profit, offering a candid account of the technical hurdles in automated prediction-market trading.
- 11Developer Seeks Testers for Homegrown Programming LanguageโHey developers ๐๏ธ I'm samwise1776. I've spent six months creating free software. I... # programming # opensource # pytho
A developer going by samwise1776 has spent six months building a new programming language and is asking fellow developers to test it. The project, written as free open-source software with Python involved, is being shared with the programming community with an appeal for feedback and bug reports from volunteers willing to try it out.
- 12Pylerium Emerges as Python Workbench Styled Like Call of DutyโPylerium: The Python Developer Workbench and Workflow Orchestrator That Looks Like Call of... # opensource # python # so
Pylerium, a new open-source tool for Python developers, is being introduced as a developer workbench and workflow orchestrator. Its notable hook is a game-inspired interface reportedly styled after Call of Duty, which is drawing attention in programming and open-source communities. Discussion so far focuses on whether the unusual presentation makes the coding and workflow tool more approachable or appealing to developers.
Repos
- TerseAI/durable-actors Durable Actors
- nykooi1/vibe-wise A Claude Code plugin that helps you learn how to build while AI writes the code.
- tile-ai/tilelang Domain-specific language designed to streamline the development of high-performance GPU/CPU/Accelerators kernels
- openai/mcp-extensions Build plugins that feel like native, first-class features of ChatGPT.