#646 – SEPTEMBER 10, 2024
Using Pydantic to Simplify Python Data Validation
Discover the power of Pydantic, Python’s most popular data parsing, validation, and serialization library. In this hands-on video course, you’ll learn how to make your code more robust, trustworthy, and easier to debug with Pydantic.
REAL PYTHON course
Introducing Monthly PSF Board Office Hours
The PSF is introducing monthly office hours on the PSF Discord discussion board. This is a chance to connect with the board members and learn more about what they do. The schedule for the next 12 sessions is in the post.
PYTHON SOFTWARE FOUNDATION
500 Devs, Deploying 200x a Day, While Maintaining 4 Million Lines of Code 😮💨
Sounds tricky right? Well that’s exactly what Kraken Technologies is doing. Learn how they manage 100s of deployments a day and how they handle errors when they crop up. Sneak peak: they use Sentry to reduce noise, prioritize issues, and maintain code quality–without relying on a dedicated QA team →
SENTRY sponsor
Why I’m Switching From pandas to Polars
Ari is switching from pandas to Polars and surprisingly (even to himself) it isn’t because of the better performance. Read on for the reasons why.
ARI LAMSTEIN
DjangoCon US Durham, NC Sept 22-27, Tickets Still Available
DJANGOCON.US
Announcing Djangonaut Space Session 3 Applications Open!
DJANGONAUT.SPACE
Django Security Releases Issued: 5.1.1, 5.0.9, and 4.2.16
DJANGO SOFTWARE FOUNDATION
Quiz: Asynchronous Iterators and Iterables in Python
REAL PYTHON
Quiz: Functional Programming in Python
REAL PYTHON
Articles & Tutorials
How to Create a Pre-Commit Hook
Pre-commit hooks are a great way to help maintain code quality. However, some of your code quality standards may be specific to your project, and therefore, not covered by existing code linting and formatting tools. In this article, Stefanie shows you how to incorporate custom checks into your pre-commit setup.
STEFANIEMOLIN.COM • Shared by Stefanie Molin
Debugging With Trace and PYREPL_TRACE
Just how does one debug the tool one is using to find bugs? Python 3.13’s new REPL is implemented in Python and adding print statements means you get output in your output. This quick post talks about the environment variable PYREPL_TRACE and how to use it to capture debug information.
RODRIGO GIRÃO SERRÃO
Evolving Django’s auth.User
Carlton has some strong opinions on how Django manages usernames and custom users through auth.User and how the current solution is daunting to folks new to Django. This article dives into why the current approach might be problematic and what could be done.
CARLTON GIBSON
Please Don’t Hijack My Python Root Logger
Redowan keeps running into code that mucks with the root logger’s settings, which leaks into his own code. This post explains the problem and how to make sure you aren’t doing it in your own libraries.
REDOWAN DELOWAR
Polars Has a New Lightweight Plotting Backend
Polars 1.6 allows you to natively create beautiful plots without pandas, NumPy, or PyArrow. This is enabled by Narwhals, a lightweight compatibility layer between dataframe libraries.
POLA.RS • Shared by Marco Gorelli
Why I Still Use Python Virtual Environments in Docker
Hynek often gets challenged when he suggests the use of virtual environments within Docker containers, and this post explains why he still does.
HYNEK SCHLAWACK
Web Scraping With Scrapy and MongoDB
This tutorial covers how to write a Python web crawler using Scrapy to scrape and parse data, and then store the data in MongoDB.
REAL PYTHON
Escaping From Anaconda’s Stranglehold on macOS
Once you’ve got Anaconda on macOS, using any other Python can be problematic. This article walks you through escaping Anaconda.
PAUL ROMER
I Will F(l)ail at Your Tech Interviews
Frak talks about how technical interviews often have false negatives and how this impacts your organization.
FRAK LOPEZ
Projects & Code
microrabbit: Lightweight, Asynch Framework for RabbitMQ
GITHUB.COM/TONNOBELLOSNELLO
csv_trimming: Remove Common Ugliness From CSV Files
GITHUB.COM/LUCACAPPELLETTI94
Ibis: Dataframe API That Executes on Any Query Engine
IBIS-PROJECT.ORG
PyRoboCOP: Control Robotics With Algebra
GITHUB.COM/MERLRESEARCH
django-tables2: Create HTML Tables in Django
GITHUB.COM/JIETER
Events
Weekly Real Python Office Hours Q&A (Virtual)
September 11, 2024
REALPYTHON.COM
Python Atlanta
September 12 to September 13, 2024
MEETUP.COM
Python Sul 2024 (Brazil)
September 13 to September 16, 2024
PYTHON.ORG.BR
PyData Amsterdam 2024
September 18 to September 21, 2024
PYDATA.ORG
PyCon Latam 2024, Mazatlán, México
September 19 to September 22, 2024
PYLATAM.ORG • Shared by David Sol
PyCon India 2024
September 20 to September 24, 2024
PYCON.ORG
PyCon TW 2024
September 21 to September 23, 2024
PYCON.ORG
PythonCamp Rügen 2024
September 21 to September 23, 2024
BARCAMPS.EU
Happy Pythoning!
This was PyCoder’s Weekly Issue #646.
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