~pycoders | Bookmarks (405)

Orchestrating Large and Small Projects With Apache Airflow Have you worked on a project that needed an orchestration tool? How do you define the workflow of an entire data pipeline or a messaging system with Python? This week on the show, Calvin Hendryx-Parker is back to talk about using Apache Airflow and orchestrating Python projects. REAL PYTHON podcast

Why I Like Nox Both nox and tox are multi-environment testing tools. This opinion piece by Hynek compares and contrasts them and explains why increasingly he is using nox. HYNEK SCHLAWACK

Simulating a Broken DB Connection for Testing in Django This article covers three different options for effectively testing Django database access and failure recovery when the database connection is not there. NEIL KAKKAR

Bleach 6.0.0 Release and Deprecation Bleach is an HTML sanitizing library. 6.0 has been released, along with the announcement that the package is being deprecated. The library is dependent on html5lib which is no longer maintained, the maintainers of Bleach are giving notice that their package will stop being updated after a year. BLUESOCK.ORG

Thoughts on the Python Packaging Ecosystem There’s been lots of chatter about packaging in Python of late, this discussion centers around Pradyun Gedam’s excellent article. For more on the same topic see last issue’s How to improve Python packaging, or why fourteen tools are at least twelve too many as well. HACKER NEWS

Breaking the Snake: How Python Went From 2 to 3 This discussion spawned from Diego Crespo’s article of the same name talks about the transition that somehow everyone is still interested in talking about. HACKER NEWS

The Python Standard REPL: Try Out Code and Ideas Quickly In this tutorial, you’ll learn how to use the Python standard REPL (Read-Eval-Print Loop) to run your code interactively. This tool will allow you to test new ideas, explore and experiment with new tools and libraries, refactor and debug your code, try out examples, and more. REAL PYTHON

Linear Algebra in Python: Matrix Inverses and Least Squares In this tutorial, you’ll work with linear algebra in Python. You’ll learn how to perform computations on matrices and vectors, how to study linear systems and solve them using matrix inverses, and how to perform linear regression to predict prices based on historical data. REAL PYTHON

Need Your MEAN and MERN Applications to Run as Fast as Possible In this new e-book from Redis, we share three popular design patterns that developers use with Redis to improve application performance with MEAN and MERN stack applications. → REDIS LABS sponsor

Distance and Proximity Analysis in Python “Spatial data science projects frequently require the calculation of proximity to resources.” This article shows you how to calculate proximity in Python code using two different techniques: Euclidean and driving times. Examples use geopandas and routingpy packages. KYLE WALKER

20 Things I’ve Learned in My 20 Years as a Software Engineer Justin writes a list of things he has learned over his past 20 years in development. He starts by stating how context is important and that his lessons are from small teams with an emphasis on productivity and being tool agnostic. JUSTIN ETHEREDGE

An Open Source Python Project CI Pipeline This posting describes Brenton’s Python Continuous Integration (CI) pipeline setup, from using a pyproject.toml file, to the tools such as black and coverage he uses, to GitHub actions to glue it all together. BRENTON CLEELAND

Python Bindings for Performance Optimization “This article describes techniques to accelerate a Python codebase by exposing parallelized C++ functions using PyBind.” The example in the article achieves a 3x speed-up through this technique. ALEX HAGIOPOL

So, Single (') or Double (") Quotes in Python? The article addresses the following question. Many claim you should prefer single over double quotes in Python. Should you? MEDIUM.COM/PYTHONIQ • Shared by Marcin

Replacing Pandas With Polars. A Practical Guide Polars is becoming a popular alternative to Pandas. This article compares the two and shows you a path to Polars. DANIEL BEACH

The Zen of Proverbs Inspired by the Zen of Python and similar lists, this is list of Zen Proverbs for programming. LANE WAGNER