Bookmarks (453)

Building New Structures for Learning Python What are the new ways we can teach and share our knowledge about Python? How can we improve the structure of our current offerings and build new educational resources for our audience of Python learners? This week on the show, Real Python core team members Stephen Gruppetta and Martin Breuss join us to discuss enhancements to the site...

Automated Accessibility Audits for Python Web Apps This article covers how to automatically audit your web apps for accessibility standards. The associated second part covers how to do snapshot testing for the same PAMELAFOX.ORG

Integrate Auth0 With Just a Few Lines of Code Whether your end users are consumers, businesses, or both, Auth0 provides the foundational requirements out of the box allowing you to customize your solution with APIs, 30+ SDKs, and Quickstarts. Try Auth0 free today with up to 25K active users - no credit card needed to sign up → AUTH0 sponsor

Software Bill of Materials Packaging Proposal A new Python packaging proposal, PEP 770, introduces SBOM support to tackle the “phantom dependency” problem, making it easier to track non-Python components that security tools often miss. SOCKET.DEV • Shared by Sarah Gooding

Unpacking kwargs With Custom Objects You may have unpacked a dictionary using **kwargs mechanism in Python, but did you know you can write this capability into your own classes? This quick TIL article covers how to write a __getitem__() method. RODRIGO GIRÃO SERRÃO

Musings on Tracing in PyPy What started as an answer to a question on Twitter has turned into a very deep dive on tracing JITs, how they compare to method-based JITs, and how all that works in the alternative Python interpreter PyPy. CF BOLZ-TEREICK

From Default Line Charts to Journal-Quality Infographics “Everyone who has used Matplotlib knows how ugly the default charts look like.” In this series of posts, Vladimir shares some tricks to make your visualizations stand out and reflect your individual style. VLADIMIR ZHYVOV

Stupid pipx Tricks This post talks about pipx a wrapper to pip that allows you to use Python packages like applications. This post talks about the strengths and weaknesses of pipx and just what you can do with it. KARL KNECHTEL

Towards PyPy3.11: An Update The alternative Python interpreter PyPy is working towards a Python 3.11 compatible release. This post talks about how that is going and the challenges along the way. PYPY.ORG

Learn SQL With Python This tutorial teaches the fundamentals of SQL by using Python to build applications that interact with a relational PostgresSQL database. PATRICK KENNEDY • Shared by Patrick Kennedy

PEP 769: Add a Default Keyword Argument to attrgetter and itemgetter This proposal aims to enhance the operator module by adding a default keyword argument to the attrgetter and itemgetter functions. PYTHON.ORG

Posit Connect Cloud: Share the Work you Make With Streamlit, FastAPI, Shiny, & Other FOSS Frameworks Posit Connect Cloud lets you publish, host, and manage Streamlit, Dash & other apps, dashboards, APIs, and more. A centralized platform for sharing Python-based data science, it streamlines deployment and boosts collaboration—amplifying your impact. POSIT sponsor

Unit Testing vs. Integration Testing Discover the key differences between unit testing vs integration testing and learn how to automate both with Python. FEDERICO TROTTA

Why Is hash(-1) == hash(-2) in Python? Somewhat surprisingly, hash(-1) == hash(-2) in CPython. This post examines how and discovers why this is the case. OMAIR MAJID

Django vs. FastAPI, an Honest Comparison David has worked with Django for a long time, but recently has done some deeper coding with FastAPI. As a result, he’s able to provide a good contrast between the libraries and why/when you might choose one over the other. DAVID DAHAN

Ways to Start Interacting With Python In this video course, you’ll explore the various ways of interacting with Python. You’ll learn about the REPL for quick testing and running scripts, as well as how to work with different IDEs, and Python’s IDLE. REAL PYTHON course

Optimize Postgres Performance and Reduce Costs with Crunchy Bridge Discover why YNAB (You Need A Budget) switched to fully managed Postgres on Crunchy Bridge. With a 30% increase in performance and a 10% reduction in costs, YNAB leverages Crunchy Bridge’s seamless scaling, high availability, and expert support to optimize their database management → CRUNCHY DATA sponsor

Data Cleaning in Data Science “Real-world data needs cleaning before it can give us useful insights. Learn how how you can perform data cleaning in data science on your dataset.” HELEN SCOTT

Python: Create Temporary Files and Directories in Unittest Sometimes, tests need temporary files or directories. You can do this in Python’s unittest with the standard library tempfile module. This post looks at some recipes to do so within individual tests and setUp(). ADAM JOHNSON

Finally — Pandas Practice That Isn’t Boring You won’t get fluent with Pandas doing boring, irrelevant, toy exercises. Bamboo Weekly poses questions about current events, using real-world data sets—and offers clear, comprehensive solutions in downloadable Jupyter notebooks. Challenge yourself, and level up your Pandas skills every Wednesday → BAMBOO WEEKLY sponsor

The Inner Workings of Python Dataclasses Explained Discover how Python dataclasses work internally! Learn how to use __annotations__ and exec() to make our own dataclass decorator! JACOB PADILLA

Database Optimization Isn’t Always Obvious “One of the issues of working with abstractions is that what you think may be logically true, isn’t.” Ken came across an article recently with advice specific to a Django ORM call, but the ORM is itself an abstraction over SQL, an abstraction. Global statements on performance are tricky. KEN WHITESELL

Learn From 2024’s Most Popular Python Tutorials and Courses Revisit your favorite Real Python tutorials and courses from 2024. You can explore various topics, from mastering Python basics to creating innovative projects and optimizing your workflow. It’s been an exciting year of learning, and there’s something for everyone to build upon in 2025. REAL PYTHON

DuckDB and Python: Ducks and Snakes Living Together Talk Python to Me interviews Alex Monahan who works on documentation, tutorials, and training at DuckDB Labs. They discuss the surge in popularity of DuckDB amongst Python programmers and details of how the database works. KENNEDY & MONAHAN podcast

Cowboy Debugging Python Memory Leaks The objgraph library allows you to capture a birds-eye view of your memory usage. In production it can be combined with a signal to report out. This article teaches you how to use it to help find leaks. RAPHAEL GASCHIGNARD

Concurrency: Threads, Processes, and asyncio Explained A practical guide to Python concurrency using a Fibonacci server to demonstrate the strengths and limitations of threads, processes, and asyncio. Learn when to use each approach through hands-on examples NEWVICK LEE • Shared by Newvick Lee

Effective Python Developer Tooling in December 2024 This post talks about how tooling doesn’t solve all your problems when you code, especially with a team. It outlines some principles to implement, and bad practices to avoid when writing Python. TIM HOPPER

Getting Started Contributing to Django The contributor guide for Django is a hefty beast, but if you think you might want to write help fix bugs or submit a feature, this post has some pointers on how to get started. TIM SCHILLING

Better Python Developer Productivity With RDD REPL Driven Development is an interactive development experience with fast feedback loops. David writes up how his use of IPython has made a difference when he codes. DAVID VUJIC • Shared by David Vujic

Mistakes Engineers Make in Large Established Codebases This is a “lessons learned” article from someone who has spent a lot of time in multi-million lines-of-code environments. SEAN GOEDECKE

State of the Art Python in 2024 This opinion piece shows which Python tools Anders thinks should be used when developing in Python. ANDERS SUNDMAN

Project Quarantine In the ongoing battle to protect us from malicious packages, the folks at PyPI have added a new feature with the ability to quarantine a package. This post from PyPI’s security engineer talks about how this works. MIKE FIEDLER

Building HTTP APIs With Django REST Framework This course will get you ready to build HTTP APIs with Django REST Framework. The Django REST framework (DRF) is a toolkit built on top of the Django web framework that reduces the amount of code you need to write to create REST interfaces. REAL PYTHON video