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Welcome to issue 514 of Python Weekly. Let's get straight to the links this week.

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Articles, Tutorials and Talks

Python behind the scenes #12: how async/await works in Python
Concurrency is inherently hard, and no programming model can make it easy. Some models make it manageable, though, and this post should help you master one such model – Python's async/await.

Project Jupyter Celebrates 20 Years
Fernando Pérez Reflects On How It Started, Open Science’s Impact and the Value of Diversity in Coding.

Tech Courses Search Engine
Learn how to create a real-time tech course finder using Elasticsearch, Python, React+Redux, Docker, and Kubernetes.

Django Formsets Tutorial - Build dynamic forms with Htmx
Learn how to build dynamic forms with Django and Htmx.

Mastering Web Scraping in Python: Scaling to Distributed Crawling
Build your own distributed crawler with custom parsers per domain. Discover new pages and store the exact content you need — all in less than 300 LOC.

SonarLint Free and Open Source IDE Extension for Python Devs
Working in VS Code, PyCharm, Visual Studio, or Eclipse? SonarLint helps you find & fix Code Quality and Code Security issues in your Python codebase! Discover More SPONSOR

Parse command-line arguments with argparse in Python
Use the argparse module to enable options in your Python applications.

Quantile Regression
A simple method to estimate uncertainty in Machine Learning.

Writing your First Distributed Python Application with Ray
The goal of this tutorial is to explore: Why should you parallelize and distribute with Ray, How to get started with Ray and Trade-offs in distributed computing (compute cost, memory, I/O, etc).

Building dag-workflows: a Python Workflow Execution Tool
In this post, we’ll walk through the decision-making process that led to building our own workflow orchestration tool. We’ll talk about our needs and goals, the current product landscape, and the Python package we decided to build and open source.

Locality Sensitive Hashing (LSH): The Practical and Illustrated Guide
The magic, theory, and practice of Locality Sensitive Hashing.

Why I use attrs instead of pydantic

SQL query builder in 150 lines of Python

Design a Camera with Python and PyRayT: Part One

Interesting Projects, Tools and Libraries

SQLModel
SQL databases in Python, designed for simplicity, compatibility, and robustness.

prettymaps
A small set of Python functions to draw pretty maps from OpenStreetMap data. Based on osmnx, matplotlib and shapely libraries.

slippers
Build reusable components in Django without writing a single line of Python.

Electric
A fast, futuristic package manager for Windows.

APAV
APAV (Atom Probe Analysis and Visualization) is a Python library for the analysis and visualization of atom probe tomography experiments.

msl-apollo-entry-guidance
A Python implementation of the Apollo Entry Guidance algorithm as used by NASA's MSL spacecraft.

neural-hash-collider
Preimage attack against NeuralHash.

X-modaler
X-modaler is a versatile and high-performance codebase for cross-modal analytics.

PyHook
PyHook is an offensive API hooking tool written in python designed to catch various credentials within the API call.

NeuS
A novel neural surface reconstruction method for reconstructing objects and scenes with high fidelity from 2D image inputs.

Fresh-Coffee-Listener
Using a raspberry pi, we listen to the coffee machine and count the number of coffee consumption.

Harbormaster
Harbormaster is a small utility that lets you easily deploy multiple Docker-Compose applications on a single host.

paranoidscientist
Runtime software verification and automated testing for scientific software in Python

Upcoming Events and Webinars

Virtual: PyData Edinburgh Sept 2021
There will be a talk, Realtime NLP in Google cloud with Kafka, Apache Beam, TFX and Vertix AI.

PyData Copenhagen Sept 2021
There will be a talk, Building Data Pipelines in Python using Prefect.

Virtaul: DFW Pythoneers Sept 2021
There will be a talk about Discrete Normal Descent, which merges image processing with Newtonian physics to create stunning visuals out of natural chaos by simulating a simplified ruleset governing momentum and velocity.

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Python Weekly - Python Weekly - Issue 514

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