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Python Weekly

Welcome to issue 589 of Python Weekly. Let's get straight to the links this week.

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Articles, Tutorials and Talks

Attrs, Pydantic, or Python Data Classes: Which One Is The Best?

Data classes are a valuable tool in the Python programmer's toolkit. Despite their usefulness (I do like them a lot!), they do have limitations. In this video, I compare dataclasses with two alternative options, attrs and Pydantic, to help you decide which one to use in your code.

My Own Python Web Framework
Using Vercel's Build Output API to explore some framework ideas.

yaml: while constructing a mapping found unhashable key
In this post you'll find out what "while constructing a mapping found unhashable key" PyYAML errors mean, why they happen, and what you can do about it.

Fly through Jupyter with keyboard shortcuts
Learn the 25 most useful keyboard shortcuts for Jupyter Notebook or Lab (including hidden gems) so that you can speed up your workflow!

devdata - Improving developer velocity and experience
Developers are the largest expense with software. Improving their productivity doesn't just make sense to the company's bottom line, but it improves morale as they no longer have to wade through a bunch of crap to get started on the job at hand. This data generation technique helps improve your developer experience and testing.

Python’s multiprocessing performance problem
While multiprocessing allows Python to scale to multiple CPUs, it has some performance overhead compared to threading.

Web Development with Python Tutorial – Flask & Dynamic Database-Driven Web Apps

Learn how to develop Dynamic Database-Driven Web Apps with Python, Flask, and MySQL. This course is broken up into two parts. In part one, you will learn how to build and deploy a site using the Flask Python web framework. In part two, you will connect the Flask application from the first part to a cloud MySQL database and learn how to deploy a production-ready database-driven web application.

Why Aren't Programming Language Specifications Comprehensive?

Using ChatGPT to control Hue Lights

Intro to TDD with Python and the FizzBuzz Code Kata

Interesting Projects, Tools and Libraries

FlexGen
Running large language models like OPT-175B/GPT-3 on a single GPU. Focusing on high-throughput large-batch generation.

PyGWalker
Turn your pandas dataframe into a Tableau-style User Interface for visual analysis.

microdot
The impossibly small web framework for Python and MicroPython.

Keep
Alerting. By developers, for developers.

awesome-polars
A curated list of Polars talks, tools, examples & articles.

lion-pytorch
Lion, new optimizer discovered by Google Brain using genetic algorithms that is purportedly better than Adam(w), in Pytorch.

Aquarel
Styling matplotlib made easy.

PyRelationAL
A python active learning library for rapidly implementing active learning pipelines from data management, model development (and Bayesian approximation), to creating novel active learning strategies.

Paasify
Deploy your docker-compose applications with ease and manage your infrastructure as code!

New Releases

Django 4.2 beta 1 released

Upcoming Events and Webinars

PyBerlin 38
There will be following talks

Open Source and you: improving the world one PR at a time
The Three Ways - How to do DevOps right
ReDI School mission and Digital Kids program

VilniusPY #22
There will be following talks

Below the tip of the Iceberg: Rounding in Python
Automating mockup creation of external dependencies in Python

PyData Tel Aviv Meetup March 2023
There will be following talks

Getting the most from Transformers in a latency-constrained environment
Balanced Cross Validation for Object Detection
Bluevine's journey to eradicate check fraud
Real-time processing at scale with python-based lambdas

PyData Manchester Meetup March 2023
There will be a talk, Tracking the Journey: Exploring Data Provenance in Machine Learning with MLflow.

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Python Weekly - Python Weekly - Issue 589

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