| No-GIL Fork of CPython |
This is a proof-of-concept implementation of CPython that supports multithreading without the global interpreter lock (GIL), from Facebook research. An overview of the design is described in the Python Multithreading without the GIL Google doc. Also see the related discussions on LWN and Hacker News.
GITHUB.COM/COLESBURY • Shared by Henry Schreiner
Why You Shouldn’t Invoke
setuptools team no longer wants to be in the business of providing a command line interface and is actively working to become just a library for building packages. What you should do instead depends on your use case, but if you want some basic rules of thumb, there is a table in the summary section.”
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Where Does All the Effort Go? Looking at Python Core Developer Activity
“One of the tasks given me by the Python Software Foundation as part of the Developer in Residence job was to look at the state of CPython as an active software development project. What are people working on? Which standard libraries require most work? Who are the active experts behind which libraries?”
Cool New Features in Python 3.10
In this course, you’ll explore some of the coolest and most useful features in Python 3.10. You’ll appreciate more user-friendly error messages, learn about how you can handle complicated data structures with structural pattern matching, and explore new enhancements to Python’s type system.
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Articles & Tutorials
Tests Aren’t Enough: Case Study After Adding Type Hints to
“Since Python 3.5 was released in 2015 including PEP 484 and the typing module type hints have grown from a nice-to-have to an expectation for popular packages. To fulfill this expectation our team has committed to shipping type hints for the v2.0 milestone. What we didn’t realize is the amount of value we’d derive from this project in terms of code correctness.”
SETH MICHAEL LARSON
Welcoming the CPython Developer in Residence
Earlier this year, the Python Software Foundation announced the creation of the Developer in Residence role. The first Visionary Sponsors of the PSF have provided funding for this new role for one year. What development responsibilities does this job address? This week on the show, Łukasz Langa talks about becoming the first CPython Developer in Residence.
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Python Assignment Expressions and Using the Walrus Operator
In this course, you’ll learn about assignment expressions and the walrus operator. The biggest change in Python 3.8 was the inclusion of the
:= operator, which you can use to assign variables in the middle of expressions. You’ll see several examples of how to take advantage of this new feature.
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A Roadmap to XML Parsers in Python
In this tutorial, you’ll learn what XML parsers are available in Python and how to pick the right parsing model for your specific use case. You’ll explore Python’s built-in parsers as well as major third-party libraries.
How APT Does Its Fancy Progress Bar
“Today while running an
apt full-upgrade I asked myself how apt does this nice progress bar stuck at the bottom line while still writing scrolling text.” Python example code included.
Configuration Is an API, Not an SDK
Guidelines for config management in general and for Python apps in particular. Why “Configuration is just another API of your app” might be a good philosophy to adopt.
HERNAN LOZANO • Shared by Hernan Lozano
property(): Add Managed Attributes to Your Classes
In this step-by-step tutorial, you’ll learn how to create managed attributes, also known as properties, using Python’s
property() in your custom classes.
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Pip vs Conda: A Comparison of Python’s Two Packaging Systems
“Python has two commonly used packaging systems, pip and Conda. Learn the differences between them so you can pick the right one for you.”
Secure Password Handling in Python
Protect and secure your passwords and credentials in Python with help of these techniques and tips.
MARTIN HEINZ • Shared by Martin Heinz
where() function is like a vectorized
switch that you can use to combine two arrays.
Three Tools to Profile a Django App
More Uses for
functools.partial() in Django
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