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Python Weekly

Welcome to issue 650 of Python Weekly. Let's get straight to the links this week.

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Articles, Tutorials and Talks

The Unit of Work Design Pattern Explained

This video explains the Unit of Work design pattern, a crucial concept for anyone who regularly interacts with databases. This pattern plays a key role by accumulating all transactions and executing them collectively. But why is this necessary? Find out in this video.

Homoiconic Python
The article explores the concept of homoiconicity in programming languages, where code and data are interchangeable, as exemplified by Lisp. It presents a Python implementation of a subset of the "Lisp in Lisp" code, showcasing how Python can be made homoiconic by treating code as data structures that can be manipulated and executed.

A first attempt at DSPy Agents from scratch
This post is going to take a first pass at creating Agents from scratch, using DSPy. The goal here is education, and to explore how one might build agents from scratch in DSPy.

Abusing Conda's YAML comments that are actually Python expressions
my favorite build system, jinja-preprocessed-eval-preprocessed YAML.

Parsing PNG images in Mojo
The post details the author's experience implementing a PNG parser in the Mojo programming language. It covers challenges faced, such as handling unsigned 8-bit integers and converting bytes to strings, while exploring idiomatic ways to write Mojo code for this task.

Tezos Blockchain Developer Course – Python Web3 Development

Learn how to develop distributed applications on Tezos, from setting up wallets to understanding and managing smart contracts effectively. The course covers various tools and techniques essential for Tezos developers and highlights the community-driven innovations that support the platform's growth.

High Impact Python Streamlit: Beautiful Interactive Maps and Charts
A step by step modular approach with UNFAO global food insecurity data.

How to use Postgres as a simple task queue for Django

Using Postgres as a task queue for Django is fast to add. There are other big advantages over the traditional approach (e.g., Celery and Redis).

An Intro to Logging with Python and Loguru
Python’s logging module isn’t the only way to create logs. There are several third-party packages you can use, too. One of the most popular is Loguru. Loguru intends to remove all the boilerplate you get with the Python logging API. You will find that Loguru greatly simplifies creating logs in Python.

Lessons learned reinventing the Python notebook
The article discusses the key principles and lessons learned while developing marimo, a new Python notebook environment. It emphasizes staying true to the project's core pillars of reproducibility, maintainability, and multi-purpose design, even when faced with feature requests that could compromise those principles.

Real-Time Brainwave Visualization: Integrating Muse EEG with Python

Django: Getting a full model instance from a Subquery

Interesting Projects, Tools and Libraries

storm
An LLM-powered knowledge curation system that researches a topic and generates a full-length report with citations.

Frame
Frame is a markdown language for creating state machines (automata) in Python as well as generating UML documentation.

Pipecat
Open Source framework for voice and multimodal conversational AI.

UXsim
Vehicular traffic flow simulator in road network, written in pure Python.

itrm
This library provides several functions for nicely printing data to the terminal.

drf-api-action
drf-api-action elevates Django Rest Framework testing with the action_api fixture, simplifying REST endpoint testing to a seamless, function-like experience.

TimesFM
TimesFM (Time Series Foundation Model) is a pretrained time-series foundation model developed by Google Research for time-series forecasting.

MindNLP
Easy-to-use and high-performance NLP and LLM framework based on MindSpore, compatible with models and datasets of Huggingface.

llmware
Providing enterprise-grade LLM-based development framework, tools, and fine-tuned models.

Upcoming Events and Webinars

Hybrid: PyMunich Meetup May 2024
There will be following talks

Become a Data Storyteller with Streamlit
Automated publishing of technical documentation (Git-to-Confluence)
Blending Perspectives: Crafting clean python code for diverse teams in today's projects

PyLadies Paris Meetup May 2024
There will be a talk, From ML model debugging to bot detection - The story of Sliceline.

Python Barcelona Meetup May 2024
There will be following talks

Using OpenCV in AI: Practical Image Processing in Python
cluster-experiments, a simulation library to design AB tests

BAyPIGgies Meetup May 2024
There will be following talks

Pandas & Pyspark for timeseries data processing from instrument data.
Developing Full Stack Python Web Apps with Reflex

PyData Berlin Meetup May 2024
There will be following talks

Beyond the Continuum: The Importance of Quantization in Deep Learning
A Meat-ing of Minds

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Python Weekly - Python Weekly - Issue 650

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