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Issue #586 (July 18, 2023)

#586 – JULY 18, 2023

Mazes in Python Part 2: Storing and Solving

In part two of this two-part project, you’ll define a specialized binary file format to store a maze on disk, transform the maze into a traversable weighted graph, and use a graph search algorithm in the NetworkX library to find the solution.
REAL PYTHON course

How We Organise Our Very Large Python Monolith

Kraken Technologies is an environmental tech company that does a lot of Python development. One of their applications is a monolith with over 27k modules. This article outlines how they keep all this organized and running.
DAVID SEDDON

Improve Your Business Operations and Boost Online Privacy With IPRoyal

IPRoyal offers proxy servers for businesses and individuals with excellent features at highly competitive pricing. IPRoyal is the most cost-efficient solution for web scraping, SEO research, ad verification, bypassing geo-restrictions, and more. Try it out with a stunning 30% discount →
IPROYAL sponsor

7 Ways to Share a NumPy Array Between Processes

If you’re doing multi-processing with NumPy you will need to pass arrays between processes. This article covers different ways of doing just that.
JASON BROWNLEE

Python 3.12.0 Beta 4 Released

CPYTHON DEV BLOG

Discussions

What Would You Want in Tomorrow’s CPython Build System?

PYTHON.ORG

Python Jobs

Software Engineer (Dallas or Los Angeles) (Los Angeles, CA, USA)

Causeway Capital Management LLC

More Python Jobs >>>

Articles & Tutorials

Unlock IPython’s Magical Toolbox for Your Coding Journey

IPython is a powerful tool that can prove useful on your journey to mastering Python. Its friendly interface will enable you to comfortably take control of your learning. In this tutorial, you’ll cover the basic concepts of using IPython and learn how its features can make coding efficient.
REAL PYTHON

Django: Find Test Flakiness by Randomly Ordering QuerySets

Sometimes code depends on the order of a QuerySet while not specifying an order. This can lead to random, flaky test failures because databases can return rows in any order when none is specified. Learn how to randomly order your QuerySet when under test to detect this weird problem.
ADAM JOHNSON

Automate Slack and Microsoft Teams Notifications using Python

Integrating with the Slack and Microsoft APIs is fairly straightforward, implementing these tools as a part of a full-featured notification system that embeds with your app experience can be far more daunting. Make these tools a seamless part of how your app communicates with users. Learn how →
COURIER sponsor

Python and Rust Async Web Server Performance

This post compares asynchronous web performance between a Python application using Uvicorn and a Rust application using Axum. A similar data-serving program is written in both applications with very little performance difference.
JOHN LOCKWOOD

Security Developer-in-Residence: Weekly Report #2

The new Security Developer-in-Residence at the Python Software Foundation writes about the Software Bill of Materials and how it can programmatically tell you exactly what is in a distribution, including compiled libraries.
SETH LARSON

Jupyter Widgets Made Easy With anywidget

anywidget is a Python library that makes it simple and enjoyable to create custom Jupyter Widgets.” It allows for quick prototyping, and because it is Python can be used across environments.
TREVOR MANZ

Adding Tail Call Optimization to Python

Tail call optimization is a technique provided in some languages to avoid growing the stack with recursive algorithms. Python doesn’t have it, but this article shows how you can build it.
JONAS OTTEN

How Python Uses Garbage Collection

This article outlines how Python stores variables as references and how that relates to memory management.
KARISHMA SHUKLA

State of WASI Support for CPython: June 2023

This post from Brett covers the current state of WebAssembly targets in Python.
BRETT CANNON

AI-Proof Your Tech Career: Transition to top AI/ML Roles with Interview Kickstart

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Ode to Ptyon

A lighthearted poem about a certain well-known programming language.
MEDIUM.COM/@PETEFISON • Shared by Pete Fison

The Problem With LangChain

LangChain is a Python and JavaScript library for interfacing with OpenAI’s GPT and other models for text generation. But, it “is complicated, so it must be better. Right?”
MAX WOOLF

Projects & Code

Neurokernel: Platform to Emulate a Fruit Fly Brain

NEUROKERNEL.GITHUB.IO

panflute: Filters for Pandoc

GITHUB.COM/SERGIOCORREIA

GPTerm: Turn Plain Text Into Shell Commands

GITHUB.COM/ADEMAKDOGAN • Shared by ADEM AKDOGAN

litechain: Build Robust, Composable LLM Applications

GITHUB.COM/ROGERIOCHAVES

quart: An Async Python Micro Web Framework

GITHUB.COM/PALLETS

Events

EuroSciPy Aug 14-18, Early Bird Tickets Available

Until July 28, 2023
EUROSCIPY.ORG

PyStaDa

July 19, 2023
PYSTADA.GITHUB.IO

Weekly Real Python Office Hours Q&A (Virtual)

July 19, 2023
REALPYTHON.COM

PyData Bristol Meetup

July 20, 2023
MEETUP.COM

Python Northwest

July 20, 2023
PYNW.ORG.UK

PyLadies Dublin

July 20, 2023
PYLADIES.COM

Chattanooga Python User Group

July 21 to July 22, 2023
MEETUP.COM

PyHEP.dev 2023

July 25 to July 29, 2023
CERN.CH

Happy Pythoning!
This was PyCoder’s Weekly Issue #586.
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