- Python Weekly
- Posts
- Python Weekly (Issue 733 February 19 2026)
Python Weekly (Issue 733 February 19 2026)
Rahul Chaudhary
February 19, 2026
In partnership with
Welcome to issue 733 of Python Weekly. Let's get straight to the links this week.
Become An AI Expert In Just 5 Minutes
If you’re a decision maker at your company, you need to be on the bleeding edge of, well, everything. But before you go signing up for seminars, conferences, lunch ‘n learns, and all that jazz, just know there’s a far better (and simpler) way: Subscribing to The Deep View.
This daily newsletter condenses everything you need to know about the latest and greatest AI developments into a 5-minute read. Squeeze it into your morning coffee break and before you know it, you’ll be an expert too.
Subscribe right here. It’s totally free, wildly informative, and trusted by 600,000+ readers at Google, Meta, Microsoft, and beyond.
Articles, Tutorials and Talks
The post explains how to use CLIProxyAPI, a local proxy that takes your Claude Max subscription’s OAuth token and exposes it as an OpenAI-compatible API endpoint so you can use your subscription in tools that expect standard API keys. It covers setup steps, installation, and how this lets you avoid paying for separate API access while working with models like Claude Opus and Sonnet through existing tools.
When your FastAPI list endpoint starts pulling full documents just to compute derived fields, it’s usually a sign your read and write models are drifting apart. This video demonstrates how to refactor a tickets API (FastAPI + MongoDB) using CQRS, explain projections and eventual consistency, and show when this architecture is worth the added complexity, and when it’s not.
The author walks through designing and building an open source live streaming camera using a Raspberry Pi and camera module, aiming for low-latency HDMI output suitable for event livestreams instead of consumer cameras. They discuss hardware selection (Pi 4B, HQ camera, lenses), software using picamera2, HDMI output and potential future improvements like custom PCBs and enclosures.
python:latest has 222 CVEs. Minimus’ python:latest has 2. Focus on shipping code, not patching it with Minimus’ hardened container images. SPONSOR
The article shows how Python’s typing.Annotated metadata can be used to attach runtime validators to type annotations and then automatically apply those validators when instances are created. It walks through extracting annotation metadata, handling callable validators, and improving error reporting so that annotated fields are validated and meaningful errors are thrown during object initialization.
The post explains that Python’s chained assignment like a = b = [] creates only one object and assigns it to multiple names, which can lead to subtle bugs when the object is mutable. It then disassembles the bytecode to show how Python builds the object once and stores the same reference into each variable, and contrasts this with separate assignments that create distinct objects.
This article provides a visual, intuition-first guide to PyTorch, focusing on how tensors and computational graphs enable automatic differentiation. It strips away complex mathematical jargon to explain how the "Autograd" engine tracks operations to compute gradients for neural network training.
Adam Johnson announces icu4py, a new Python package that provides Python-friendly bindings to the ICU4C Unicode library, enabling locale-aware text boundary analysis and message formatting in Python. The post highlights how icu4py exposes ICU features like word/sentence breaking and plural-aware formatting, and discusses future potential for broader ICU support in Python.
Sometimes a function takes multiple arguments of different types, and the return type depends on specific combinations of inputs. It’s often easy to understand by reading code, but how do you tell the type checker that this is the case? This is where the @overload decorator from the typing module comes handy.
The February 2026 release introduces the new Python Environments extension for Visual Studio Code, giving developers a unified UI to discover, create, switch, and manage Python environments across tools like venv, conda, pyenv, poetry, and pipenv. This extension works alongside the main Python extension and greatly simplifies environment workflows in VS Code, with features such as quick environment creation and better project-level environment handling.
The post explains the basics of Type Based Alias Analysis (TBAA), a compiler optimization that uses type information to determine whether different memory accesses can alias, enabling more aggressive optimization. It walks through a simple “toy” example to make the concept concrete and shows how TBAA improves generated code by removing unnecessary load and store barriers.
Interesting Projects, Tools, and Libraries
The Universal Runtime for Embodied AI. Connect any AI model to any robot hardware through a single YAML config.
CinderX is a Python extension that improves the performance of the Python runtime.
This project implements a quantum blockchain using quantum annealing for proof-of-work consensus. It features competitive mining between quantum computers (QPU) and classical simulated annealing (SA) with a dynamic difficulty adjustment mechanism.
nao is a framework to build and deploy analytics agent. Create the context of your analytics agent with nao-core cli: data, metadata, modeling, rules, etc. Deploy a UI for anyone to chat with your agent and run analytics on your data.
Data validation toolkit for assessing and monitoring data quality.
Turn any collection of documents into a knowledge graph. Extract entities and relationships via LLM, deduplicate with your approval, and explore the result in your browser — all from the CLI.
Pluggable sample-level metadata versioning for incremental multimodal pipelines.
Visualize Django URL routing inside the Django Admin, including patterns, views, namespaces, and conflicts.
Unix-style pipelines for MCP tools - compose complex tool workflows as a single tool call.
A high-performance internet radio streaming server written in Python with Cython optimizations.
Upcoming Events and Webinars
There will be following talks
Orchestrating the complex stuff with Prefect
Building Ai Agents
Show Me the Evidence: LLMs on Trial
There will be following talks
Refactoring bespoke integrations to dlthub
How indexes work in relational databases
You could use DuckDB
Zero to Pipeline: When Data Connectors Just Work
There will be following talks
Stop treating vision as a single prediction problem (and start treating it as a system)
From prototype to a multi-airport computer vision platform
There will be a talk, Python + Blender: Automating Creative Workflows.
Our Other Newsletters |
Programmer Weekly - A free weekly newsletter for programmers.
Founder Weekly - A free weekly newsletter for entrepreneurs featuring best curated content, must read articles, how to guides, tips and tricks, resources, events and more.