Akshay Kagrawal, Myles, and Dylan Madisetti’s “Python, not JSON: a new plaintext file format” rethinks Jupyter notebooks as importable, reusable Python modules instead of monolithic JSON blobs. This walkthrough shows how marimo files deliver Git-friendly diffs, module imports, pytest compatibility, and embedded SQL and Markdown for a maintainable interactive computing experience.

https://marimo.io/blog/python-not-json

Claudio Santini’s primer on Unvibe reveals a Python library that treats unit-tests as a reward function, guiding LLM-driven Monte Carlo Tree Search to generate code that passes all tests. It details how Unvibe decorates functions with @ai, uses unvibe.TestCase for granular scoring, and iteratively refines implementations by feeding back assertion errors to the model.

https://claudio.uk/posts/unvibe-a-python-test-runner-that-generates-correct-implementations.html

Fully local web research and report writing assistant

https://github.com/langchain-ai/local-deep-researcher

ArjanCodes reveals how to craft high-performance Docker images for Python applications using his 3-Factor Framework. This demonstration covers choosing lean base images, multi-stage builds, secret mounting, and non-root execution to accelerate builds and tighten security.

https://www.youtube.com/watch?v=tc713anE3UY

Egglog introduces a lightweight declarative schema that unifies experimental run provenance and log management. This overview highlights how VectorFold’s new tool structures metrics, metadata, and artifacts in reproducible JSON logs for seamless analysis and sharing.

https://vectorfold.studio/blog/egglog

Dave Jones delivers a playbook for packaging and distributing Python noscripts as single-file applications leveraging uv and PEP 723. It covers installing uv, embedding package dependencies, and configuring noscripts for system-wide invocation via shebangs and virtual environments.

https://thisdavej.com/share-python-noscripts-like-a-pro-uv-and-pep-723-for-easy-deployment/

Pruna is a model optimization framework built for developers, enabling you to deliver faster, more efficient models with minimal overhead.

https://github.com/PrunaAI/pruna

Tim Kamanin demonstrates how to leverage Django’s perms context variable to conditionally render UI elements based on user permissions . This lesson shows how to check the wagtailadmin.access_admin permission within templates to display or hide an Admin panel link .

https://timonweb.com/django/checking-current-user-permissions-in-django-templates/

Explore how to reliably compare different types of iterables in Python with this concise article, which demonstrates practical techniques for checking equality between lists, tuples, and even iterator-based objects. Learn why direct equality checks may fail and how converting iterables to lists can ensure accurate comparisons.

https://www.pythonmorsels.com/iterable-equality/

Delve into the mechanics of NumPy's powerful einsum function in this insightful blogpost by Eli Bendersky, which breaks down its syntax, use cases, and performance benefits for array operations and tensor algebra.

https://eli.thegreenplace.net/2025/understanding-numpys-einsum/

This guide walks you through building a modern web application by integrating FastAPI on the backend with Svelte on the frontend, offering a step-by-step approach to creating a full-stack project with asynchronous APIs and reactive user interfaces.

https://testdriven.io/blog/fastapi-svelte/

Valentino Gagliardi's article provides actionable advice for making Django web forms more accessible, covering best practices and practical examples to ensure your forms are usable by everyone, including people with disabilities.

https://www.valentinog.com/blog/django-accessible-web-forms/

Unlock the secrets hidden within your passport by learning how to read its NFC chip using Linux. This guide reveals the tools and techniques needed to access the data stored on your passport, offering a glimpse into the technology that secures your identity.

https://shkspr.mobi/blog/2025/06/reading-nfc-passport-chips-in-linux/

Spegel - Reflect the web through AI

https://github.com/simedw/spegel

Dive into the world of Python logging and discover how to effectively track and debug your applications. This guide provides a comprehensive overview of Python's logging module, empowering you to implement robust logging strategies for improved code maintainability and troubleshooting.

https://www.dash0.com/guides/logging-in-python

Python For Nonprofits demonstrates how to use Python to retrieve, analyze, visualize, and share nonprofit data.

https://github.com/kburchfiel/pfn

A Tree Search Library with Flexible API for LLM Inference-Time Scaling

https://github.com/SakanaAI/treequest

Struggling with slow Python code? This guide provides practical strategies for optimizing your Python programs and achieving significant speed improvements.

https://pythonspeed.com/articles/different-ways-speed

Dive into the world of Python packaging and discover how UV and PEP 723 are revolutionizing the way we manage dependencies. This article explores the exciting possibilities these advancements bring to the Python ecosystem.
https://www.cottongeeks.com/articles/2025-06-24-fun-with-uv-and-pep-723

Powerful universal JSON encoder/decoder for Python objects with support for pydantic v2.

https://github.com/Pipelex/kajson

Learn how to enhance the clarity and robustness of your Python dataclasses by leveraging keyword-only arguments. This blog post provides a practical tip for improving code maintainability and preventing unexpected behavior.
https://chipx86.blog/2025/06/29/tip-use-keyword-only-arguments-in-python-dataclasses