Blogs about Python

Recently I was planning to self host a service I’m using and I was immediately stuck on a decision: should I just buy a Raspberry Pi 5 or rent a VPS? Requirements Let’s starts from …

Write Ahead Logging (WAL) mode is a mode that enables more concurrent writes in SQLite. I implemented this as I have a local Django app that uses SQLite, and sometimes I would get database locks …

I don't have any data to support this next claim, but I'm fairly sure that Excel is the most common way to store, manipulate, and yes(!), even pass data around. This is why it's not …

One of my first TIL entries was about how you can imitate Node’s node_modules semantics in Python on UNIX-like operating systems. A lot has happened since then (to the better!) and it’s time for an …

I recently encountered an open source project that hadn't received updates for a while. The issue tracker had ~200 open issues, ~70 open pull requests, and CI was partially failing. It's not uncommon for projects …

The dunder method __new__ is used to customise object creation and is a core stepping stone in understanding metaprogramming in Python. Customising object creation with __new__ The dunder method __new__ is a static method that …

Signalling allows for applications to be decoupled by allowing designated receivers to be informed when an action has taken place (the signal). Flask and Quart both utilise the excellent Blinker library to support signals and …

Link: https://tenacity.readthedocs.io/en/latest/When writing code or tests in Python, one issue I had was when the code would fail due to random things like network issues or external peripherals not responding in time. Just rerunning the …

(One of my summaries of the 2024 Dutch PyGrunn python&friends conference in Groningen, NL). He showed a demo video of content created with blender. Blender started in 1994 (python 1991). Like most open source projects, …

While UI testing may seem straightforward at first glance, it can quickly become complex, especially when dealing with various app states. One of the main challenges is preparing the app for different test scenarios.The Issue …

Image resize and quality comparison Another tiny tool I built with Claude 3.5 Sonnet and Artifacts. This one lets you select an image (or drag-drop one onto an area) and then displays that same image …

I maintain a GitHub Action called check-for-changed-files. For the purpose of this blog post what the action does isn't important, but the fact that I authored it originally in TypeScript is. See, one day I …

This is the last of a series of posts I’m doing as a sort of Python/Django Advent calendar, offering a small tip or piece of information each day from the first Sunday of Advent through …

I was working on an Elixir project recently and one particular open source package that I wanted to make use of was written in Go. I searched for different ways to interface with Go code …