Python Bytes

Topics covered in this episode: GitHub action security: zizmor Python is now the top language on GitHub Python 3.13, what didn't make the headlines PyCon US 2025 Extras Joke Watch on YouTube About the show Sponsored by: ScoutAPM - Django Application Performance Monitoring Codeium - Free AI Code Completion & Chat Connect with the hosts Michael: @mkennedy@fosstodon.org Brian: @brianokken@fosstodon.org Show: @pythonbytes@fosstodon.org Join us on YouTube at pythonbytes.fm/live to be part of the audience. Usually Monday at 10am PT. Older video versions available there too. Finally, if you want an artisanal, hand-crafted digest of every week of the show notes in email form? Add your name and email to our friends of the show list, we'll never share it. Brian #1: GitHub action security: zizmor Article: Ned Batchelder zizmor: William Woodruff & others “a new tool to check your GitHub action workflows for security concerns.” Install with cargo or brew, then point it at workflow yml files.

Topics covered in this episode: Python 3.14.0 alpha 1 is now available uv supports dependency groups dive: A tool for exploring each layer in a docker image pytest-metadata Extras Joke Watch on YouTube About the show Sponsored by us! Support our work through: Our courses at Talk Python Training The Complete pytest Course & Hello, pytest! Patreon Supporters Connect with the hosts Michael: @mkennedy@fosstodon.org Brian: @brianokken@fosstodon.org Show: @pythonbytes@fosstodon.org Join us on YouTube at pythonbytes.fm/live to be part of the audience. Usually Monday at 10am PT. Older video versions available there too. Finally, if you want an artisanal, hand-crafted digest of every week of the show notes in email form? Add your name and email to our friends of the show list, we'll never share it. Michael #1: Python 3.14.0 alpha 1 is now available First of seven planned alpha releases. Many new features for Python 3.14 are still being planned and written. Among the new major new features and cha

Topics covered in this episode: Open Source Pledge Jeff Triplet's DjangoTV PEP 735 – Dependency Groups in pyproject.toml livereload Extras Joke Watch on YouTube About the show Sponsored by ScoutAPM: pythonbytes.fm/scout Connect with the hosts Michael: @mkennedy@fosstodon.org Brian: @brianokken@fosstodon.org Show: @pythonbytes@fosstodon.org Join us on YouTube at pythonbytes.fm/live to be part of the audience. Usually Monday at 10am PT. Older video versions available there too. Finally, if you want an artisanal, hand-crafted digest of every week of the show notes in email form? Add your name and email to our friends of the show list, we'll never share it. Brian #1: Open Source Pledge Learned about this because of this post Why Django supports the Open Source Pledge Steps Pay Open Source maintainers. Min to participate is 2k/year/dev at your company Self-report annually Publish a blog post outlining your payments Armin’s post about launching Open Source Pledge and mixing money with open

Topics covered in this episode: Briefer: Dashboards and notebooks in a single place Introduction to programming with Python setup-uv HTML for people Extras Joke Watch on YouTube About the show Sponsored by ScoutAPM: pythonbytes.fm/scout Connect with the hosts Michael: @mkennedy@fosstodon.org Brian: @brianokken@fosstodon.org Show: @pythonbytes@fosstodon.org Join us on YouTube at pythonbytes.fm/live to be part of the audience. Usually Monday at 10am PT. Older video versions available there too. Finally, if you want an artisanal, hand-crafted digest of every week of the show notes in email form? Add your name and email to our friends of the show list, we'll never share it. Michael #1: Briefer: Dashboards and notebooks in a single place Notebooks and dashboards with Python, SQL, scheduling, native visualizations, code generation, and more. In Briefer, you can: Create notebooks and dashboards using Markdown, Python, SQL, and native visualizations. Build interactive data apps using inputs, dropdow

Topics covered in this episode: Python 3.13.0 released Oct 7 PEP 759 – External Wheel Hosting pytest-freethreaded pytest-edit Extras Joke Watch on YouTube About the show Sponsored by ScoutAPM: pythonbytes.fm/scout Connect with the hosts Michael: @mkennedy@fosstodon.org Brian: @brianokken@fosstodon.org Show: @pythonbytes@fosstodon.org Join us on YouTube at pythonbytes.fm/live to be part of the audience. Usually Monday at 10am PT. Older video versions available there too. Finally, if you want an artisanal, hand-crafted digest of every week of the show notes in email form? Add your name and email to our friends of the show list, we'll never share it. Brian #1: Python 3.13.0 released Oct 7 That’s today! What’s New In Python 3.13 Interpreter (REPL) improvements exit works (really, this is worth the release right here) Multiline editing with history preservation. history sticks around between sessions Direct support for REPL-specific commands like help, exit, and quit, without the need to call t

Topics covered in this episode: uv under discussion on Mastodon erdantic: Entity Relationship Diagrams Extra, Extra, Extra Django Extra, Extra, Extra Extras Joke Watch on YouTube About the show Sponsored by us! Support our work through: Our courses at Talk Python Training The Complete pytest Course Patreon Supporters Connect with the hosts Michael: @mkennedy@fosstodon.org Brian: @brianokken@fosstodon.org Show: @pythonbytes@fosstodon.org Join us on YouTube at pythonbytes.fm/live to be part of the audience. Usually Monday at 10am PT. Older video versions available there too. Finally, if you want an artisanal, hand-crafted digest of every week of the show notes in email form? Add your name and email to our friends of the show list, we'll never share it. Michael #1: uv under discussion on Mastodon It’s interesting that uv is slightly controversial Russell: As enthusiastic as I am about the direction uv is going, I haven't adopted them anywhere - because I want very much to understand Astral’s in

Topics covered in this episode: Architecture Decision Records (ADRs) narwhals: extremely lightweight compatibility layer between dataframes Microsoft wants Three Mile Island to fuel its AI power needs zsh-in-docker Extras Joke Watch on YouTube About the show Sponsored by ScoutAPM: pythonbytes.fm/scout Connect with the hosts Michael: @mkennedy@fosstodon.org Brian: @brianokken@fosstodon.org Show: @pythonbytes@fosstodon.org Join us on YouTube at pythonbytes.fm/live to be part of the audience. Usually Monday at 10am PT. Older video versions available there too. Finally, if you want an artisanal, hand-crafted digest of every week of the show notes in email form? Add your name and email to our friends of the show list, we'll never share it. Brian #1: Architecture Decision Records (ADRs) Suggested by Christian Gesell Documenting Architecture Decisions Mychael Nygard Original article from 2011 Why you should be using architecture decision records to document your project Red Hat Includes a quick ov

Topics covered in this episode: “We must replace uwsgi by something else” Let’s build and optimize a Rust extension for Python Fake recruiter coding tests target devs with malicious Python packages Monthly PSF Board Office Hours Extras Joke Watch on YouTube About the show Sponsored by ScoutAPM: pythonbytes.fm/scout Connect with the hosts Michael: @mkennedy@fosstodon.org Brian: @brianokken@fosstodon.org Show: @pythonbytes@fosstodon.org Join us on YouTube at pythonbytes.fm/live to be part of the audience. Usually Monday at 10am PT. Older video versions available there too. Finally, if you want an artisanal, hand-crafted digest of every week of the show notes in email form? Add your name and email to our friends of the show list, we'll never share it. Michael #1: “We must replace uwsgi by something else” uWSGI is now in maintenance mode: https://uwsgi-docs.readthedocs.io/en/latest/ The project is in maintenance mode (only bugfixes and updates for new languages apis). Do not expect quick answers o

Topics covered in this episode: Python 3.13.0RC2, 3.12.6, 3.11.10, 3.10.15, 3.9.20, and 3.8.20 are now available! Docker images using uv's python 10 years of sustainable open source - Read the Docs humanize Extras Joke Watch on YouTube About the show Sponsored by ScoutAPM: pythonbytes.fm/scout Connect with the hosts Michael: @mkennedy@fosstodon.org Brian: @brianokken@fosstodon.org Show: @pythonbytes@fosstodon.org Join us on YouTube at pythonbytes.fm/live to be part of the audience. Usually Monday at 10am PT. Older video versions available there too. Finally, if you want an artisanal, hand-crafted digest of every week of the show notes in email form? Add your name and email to our friends of the show list, we'll never share it. ChatGPT celebrates episode 400! Welcome to the big 4-0-0, Pythonistas! It's hard to believe we're celebrating the 400th episode of Python Bytes! From the early days of byte-sized Python news to becoming the source for all things Python, it’s been a wild ride. We've la

Topics covered in this episode: Why I Still Use Python Virtual Environments in Docker Python Developer Survey Results Anaconda Code add-in for Microsoft Excel Disabling Scheduled Dependency Updates Extras Joke Watch on YouTube About the show Sponsored by us! Support our work through Our courses at Talk Python Training Hello, pytest! Course Patreon Supporters Connect with the hosts Michael: @mkennedy@fosstodon.org Brian: @brianokken@fosstodon.org Show: @pythonbytes@fosstodon.org Join us on YouTube at pythonbytes.fm/live to be part of the audience. Usually Monday at 10am PT. Older video versions available there too. Finally, if you want an artisanal, hand-crafted digest of every week of the show notes in email form? Add your name and email to our friends of the show list, we'll never share it. Michael #1: Why I Still Use Python Virtual Environments in Docker by Hynek Schlawack I was going to cover Production-ready Docker Containers with uv but decided to take this diversion instead. Spend a lo

Topics covered in this episode: Open Source Myths uv 0.3.0 and all the excitement Top pytest Plugins A comparison of hosts / providers for Python serverless functions (aka Faas) Extras Joke Watch on YouTube About the show Sponsored by us! Support our work through: Our courses at Talk Python Training pytest courses and community at PythonTest.com Patreon Supporters Connect with the hosts Michael: @mkennedy@fosstodon.org Brian: @brianokken@fosstodon.org Show: @pythonbytes@fosstodon.org Join us on YouTube at pythonbytes.fm/live to be part of the audience. Usually Monday at 10am PT. Older video versions available there too. Finally, if you want an artisanal, hand-crafted digest of every week of the show notes in email form? Add your name and email to our friends of the show list, we'll never share it. Brian #1: Open Source Myths Josh Bressers Mastodon post kicking off a list of open source myths Feedback and additional myths compiled to a doc Some favorites All open source developers live in N

Topics covered in this episode: pyawaitable Annotated area charts with plotnine DeltaDB PyCon US 2024 Recap + Videos are up Extras Joke Watch on YouTube About the show Sponsored by us! Support our work through: Our courses at Talk Python Training The Complete pytest Course Patreon Supporters Connect with the hosts Michael: @mkennedy@fosstodon.org Brian: @brianokken@fosstodon.org Show: @pythonbytes@fosstodon.org Join us on YouTube at pythonbytes.fm/live to be part of the audience. Usually Tuesdays at 10am PT. Older video versions available there too. Finally, if you want an artisanal, hand-crafted digest of every week of the show notes in email form? Add your name and email to our friends of the show list, we'll never share it. Michael #1: pyawaitable CPython API for asynchronous functions. by Peter Bierma It was originally designed to be directly part of CPython - you can read the scrapped PEP about it. Since this library only uses the public ABI, it's better fit outside of CPython, as a li

Topics covered in this episode: uv venv --python & uv python Python 3.12.5 released Compile and use dependencies for multiple Python versions in Tox Catalog of Dark Patterns Extras Joke Watch on YouTube About the show Sponsored by ScoutAPM: pythonbytes.fm/scout Connect with the hosts Michael: @mkennedy@fosstodon.org Brian: @brianokken@fosstodon.org Show: @pythonbytes@fosstodon.org Join us on YouTube at pythonbytes.fm/live to be part of the audience. Usually Tuesdays at 10am PT. Older video versions available there too. Finally, if you want an artisanal, hand-crafted digest of every week of the show notes in email form? Add your name and email to our friends of the show list, we'll never share it. Brian #1: uv venv --python & uv python I was reading this article Python Packaging is Great Now: uv is all you need It’s a little too “look, a silver bullet” for me, but it did point out some cool uv stuff I didn’t know about. uv venv venv --python 3.12 creates a virtual environment with Pyt

Topics covered in this episode: py-free-threading.github.io Python’s Supportive and Welcoming Environment is Tightly Coupled to Its Progress Status pages for sites! PEP 751 – A file format to list Python dependencies for installation reproducibility Extras Joke Watch on YouTube About the show Sponsored by us! Support our work through: Our courses at Talk Python Training The Complete pytest Course Patreon Supporters Connect with the hosts Michael: @mkennedy@fosstodon.org Brian: @brianokken@fosstodon.org Show: @pythonbytes@fosstodon.org Join us on YouTube at pythonbytes.fm/live to be part of the audience. Usually Tuesdays at 10am PT. Older video versions available there too. Finally, if you want an artisanal, hand-crafted digest of every week of the show notes in email form? Add your name and email to our friends of the show list, we'll never share it. Michael #1: py-free-threading.github.io Track the status of compatibility for free-threaded Python See the Compatibility status tracking page

Topics covered in this episode: Python is easy now Trying out free-threaded Python on macOS Module itertools overview uptime-kuma Extras Joke Watch on YouTube About the show Sponsored by ScoutAPM: pythonbytes.fm/scout Connect with the hosts Michael: @mkennedy@fosstodon.org Brian: @brianokken@fosstodon.org Show: @pythonbytes@fosstodon.org Join us on YouTube at pythonbytes.fm/live to be part of the audience. Usually Tuesdays at 10am PT. Older video versions available there too. Finally, if you want an artisanal, hand-crafted digest of every week of the show notes in email form? Add your name and email to our friends of the show list, we'll never share it. Brian #1: Python is easy now or Postmodern Python or Beyond Hypermodern Chris Ardene Mostly a cool review of using rye for setup linting typing testing documentation CI/CD Also a nice discussion of how to deal with a Monorepo for Python projects Michael #2: Trying out free-threaded Python on macOS via pycoders How to install free threade

Topics covered in this episode: Marimo: “Future of Notebooks” pytest 8.3.0 & 8.3.1 are out Python Language Summit 2024 bash-dungeon Extras Joke Watch on YouTube About the show Sponsored by us! Support our work through: Our courses at Talk Python Training The Complete pytest Course Patreon Supporters Connect with the hosts Michael: @mkennedy@fosstodon.org Brian: @brianokken@fosstodon.org Show: @pythonbytes@fosstodon.org Join us on YouTube at pythonbytes.fm/live to be part of the audience. Usually Tuesdays at 10am PT. Older video versions available there too. Finally, if you want an artisanal, hand-crafted digest of every week of the show notes in email form? Add your name and email to our friends of the show list, we'll never share it. Michael #1: Marimo: “Future of Notebooks” via Matt Wilkie An open-source reactive notebook for Python Run one cell and marimo reacts by automatically running affected cells, eliminating the error-prone chore of managing notebook state. Marimo's reactive UI

Topics covered in this episode: 2024 PSF Board Election & Proposed Bylaw Change Results SATYRN: A modern Jupyter client for Mac Incident Report: Leaked GitHub Personal Access Token Extra extra extra Extras Joke Watch on YouTube About the show Sponsored by Code Comments, an original podcast from RedHat: pythonbytes.fm/code-comments Connect with the hosts Michael: @mkennedy@fosstodon.org Brian: @brianokken@fosstodon.org Show: @pythonbytes@fosstodon.org Join us on YouTube at pythonbytes.fm/live to be part of the audience. Usually Tuesdays at 10am PT. Older video versions available there too. Finally, if you want an artisanal, hand-crafted digest of every week of the show notes in email form? Add your name and email to our friends of the show list, we'll never share it. Brian #1: 2024 PSF Board Election & Proposed Bylaw Change Results New board members Tania Allard KwonHan Bae Cristián Maureira-Fredes Congrats to new board members If you want to consider becoming a board member, there ar

Topics covered in this episode: Vendorize packages from PyPI A Guide to Python's Weak References Using weakref Module Making Time Speak How Should You Test Your Machine Learning Project? A Beginner’s Guide Extras Joke Extras Joke Watch on YouTube About the show Sponsored by Code Comments, an original podcast from RedHat: pythonbytes.fm/code-comments Connect with the hosts Michael: @mkennedy@fosstodon.org Brian: @brianokken@fosstodon.org Show: @pythonbytes@fosstodon.org Join us on YouTube at pythonbytes.fm/live to be part of the audience. Usually Tuesdays at 10am PT. Older video versions available there too. Finally, if you want an artisanal, hand-crafted digest of every week of the show notes in email form? Add your name and email to our friends of the show list, we'll never share it. Michael #1: Vendorize packages from PyPI Allows pure-Python dependencies to be vendorized: that is, the Python source of the dependency is copied into your own package. Best used for small, pure-Python dependencie

Topics covered in this episode: Joining Strings in Python: A "Huh" Moment 10 hard-to-swallow truths they won't tell you about software engineer job My thoughts on Python in Excel Extra, extra, extra Extras Joke Extras Joke Watch on YouTube About the show Sponsored by ScoutAPM: pythonbytes.fm/scout Connect with the hosts Michael: @mkennedy@fosstodon.org Brian: @brianokken@fosstodon.org Show: @pythonbytes@fosstodon.org Join us on YouTube at pythonbytes.fm/live to be part of the audience. Usually Tuesdays at 10am PT. Older video versions available there too. Finally, if you want an artisanal, hand-crafted digest of every week of the show notes in email form? Add your name and email to our friends of the show list, we'll never share it. Brian #1: Joining Strings in Python: A "Huh" Moment Veronica Berglyd Olsen Standard solution to “read lines from a file, do some filtering, create a multiline string”: f = open("input_file.txt") filtered_text = "\n".join(x for x in f if not x.startswith("#")) Thi

Topics covered in this episode: Solara UI Framework Coverage at a crossroads “Virtual” methods in Python classes Extras Joke Watch on YouTube About the show Sponsored by ScoutAPM: pythonbytes.fm/scout Connect with the hosts Michael: @mkennedy@fosstodon.org Brian: @brianokken@fosstodon.org Show: @pythonbytes@fosstodon.org Join us on YouTube at pythonbytes.fm/live to be part of the audience. Usually Tuesdays at 10am PT. Older video versions available there too. Finally, if you want an artisanal, hand-crafted digest of every week of the show notes in email form? Add your name and email to our friends of the show list, we'll never share it. Michael #1: Solara UI Framework via Florian A Pure Python, React-style Framework for Scaling Your Jupyter and Web Apps Solara lets you build web apps from pure Python using ipywidgets or a React-like API on top of ipywidgets. These apps work both inside the Jupyter Notebook and as standalone web apps with frameworks like FastAPI. See the Examples page. Based on