At work-work the system uses, for historical reasons, a lot of SystemV shared memory. The SysV shared memory API has C functions like shmat(2). There is also a different shared memory API, POSIX shared memory, which has functions like shm_open(3). … Read more
In a previous post on parsing PNG images in I very briefly mentioned cyclic redundancy checks, and posted a rather cryptic looking function which I claimed was a bit inefficient. In this post I want to follow up on that … Read more
What is HPy? HPy provides a new API for extending Python in C. In other words, you use #include instead of #include . What are the advantages of HPy? Zero overhead on CPython: extensions written in HPy run at the … Read more
Python for Inversive and Hyperbolic Geometry The Python code available on this page is a collection of classes and support functions for visualizing inversive and hyperbolic geometry, with the hyperbolic examples utilizing the Poincaré disc model. For more online … Read more
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As we approach the final release date for Python 3.13, I’ve seen an uptick in discussion regarding 3.13’s introduction of an optional GIL. While removing the GIL has been a long time coming for the average user (I’ve dreamt of … Read more
py5 is a new version of Processing for Python 3.9+. The goal of py5 is to create a version of Processing that is integrated into the Python ecosystem. Built into the library are thoughtful choices about how to best get … Read more
are you interested in proper python project perfection for 2024? you’ve come to the right place. let’s get into it. Require This If you see a modern active python project with only requirements.txt or setup.py / setup.cfg in the wild, … Read more
Python is a wonderful programming language. I’ve used it to build webapps, deep learning models, games, and numerical computation. However there is one aspect of Python that has been an inexcusable pain-in-the ass over many years. That would be the … Read more
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