Python An Introduction to Functional Programming with Python Many Python developers are unaware of the extent to which you can use functional programming in Python, which is a shame: with few exceptions, functional programming allows you to write more concise and
Python Writing Your Own Filtering DSL in Python A few months ago, we've seen how to write a filtering syntax tree in Python. The idea behind this was to create a data structure — in the form of a dictionary — that would
Python Serious Python released! Today I'm glad to announce that my new book, Serious Python, has been released.However, you wonder… what is Serious Python?Well, Serious Python is the the new name of The Hacker's Guide
Python A multi-value syntax tree filtering in Python A while ago, we've seen how to write a simple filtering syntax tree with Python. The idea was to provide a small abstract syntax tree with an easy to write data structure that
Python The Best flake8 Extensions for your Python Project In the last blog post about coding style, we dissected what the state of the art was regarding coding style check in Python.As we've seen, Flake8 is a wrapper around several tools
Python Code Style Checks in Python After starting your first Python project, you might realize that it is actually not that obvious to be consistent with the way you write Python code. If you collaborate with other developers, your
Python High-Performance in Python with Zero-Copy and the Buffer Protocol Whatever your programs are doing, they often have to deal with vast amounts of data. This data is usually represented and manipulated in the form of strings. However, handling such a large quantity
Python Starting your first Python project There's a gap between learning the syntax of the Python programming language and being able to build a project from scratch. When you finish reading your first tutorial or book about Python, you're
Python A simple filtering syntax tree in Python Working on various pieces of software those last years, I noticed that there's always a feature that requires implementing some DSL. The problem with DSL is that it is never the road that
Python Correct HTTP scheme in WSGI with Cloudflare I've recently been using Cloudflare as an HTTP frontend for some applications, and getting things working correctly with WSGI was unobvious. In Python, WSGI is the standard protocol to write a Web application.
Python Is Python a Good Choice for Entreprise Projects? A few weeks ago, one of my followers, Morteza, reached out and asked me the following: I develop projects mostly with Python, but I am scared that Python is not a good choice
Ghost On blog migration I've started my first Web page in 1998 and one could say that it evolved quite a bit in the meantime. From a Frontpage designed Web site with frames, it evolved to plain
Python Scaling a polling Python application with tooz This article is the final one of the series I wrote about scaling a large number of connections in a Python application. If you don't remember what the problem we're trying to solve
Python Scaling a polling Python application with asyncio This article is a follow-up of my previous blog post about scaling a large number of connections. If you don't remember, I was trying to solve one of my followers' problem: It so
Python Scaling a polling Python application with parallelism A few weeks ago, Alon contacted me and asked me the following: It so happened that I'm currently working on scaling some Python app. Specifically, now I'm trying to figure out the best
Books Scaling Python released I am proud to announce today the immediate release of Scaling Python, my second book about Python! It talks about the distribution and performance of applications written in Python, and how to build
Books Scaling Python: the interviewees The release date for Scaling Python is now very close! Today, I'd like to talk a bit about the interviews that I've run those last months that are featured in the book. I'm
Interview My interview with Cool Python Codes A few days ago, I've recently been contacted by Godson Rapture from Cool Python codes to answer a few questions about what I work on in open source. Godson regularly interview developers and
Talks Attending PyCon FR 2017 The French edition of the annual Python conference, PyCon FR, will happen in Toulouse from 21st to 24th September. I skipped the last few PyCon FR, but this year I will be back
Python Easy Python logging with daiquiri After more than 10 years of writing Python, there's something I always have been annoyed with: logging. Don't read me wrong: I like the Python logging subsystem. It's easy to use and works
Python Python never gives up: the tenacity library A couple of years ago, I wrote about the Python retrying library. This library was designed to retry the execution of a task when a failure occurred. I started to spread usage of
Talks FOSDEM 2017, recap Last week-end, I was in Brussels, Belgium for the 2017 edition of the FOSDEM, one of the greatest open source developer conference. This year, I decided to propose a talk about Gnocchi which
Books Scaling Python is on its way My day-to-day activities are still evolving around the Python programming language, as I continue working on the OpenStack project as part of my job at Red Hat. OpenStack is still the biggest Python
Python Packaging Python software with pbr Packaging Python has been a painful experience for long. The history of the various distribution that Python offered along the years is really bumpy, and both the user and developer experience has been
Python From decimal to timestamp with MySQL When working with timestamps, one question that often arises is the precision of those timestamps. Most software is good enough with a precision up to the second, and that's easy. But in some
