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Writing Code Completers, String Methods, Dragon Fractals, and More

#541 – SEPTEMBER 6, 2022 VIEW IN BROWSER
The PyCoder’s Weekly Logo
Creating a Python Code Completer & More AST Projects
How does a code completion tool work? What is an Abstract Syntax Tree, and how is it created in Python? How does an AST help you write programs and projects that inspect and modify your Python code? This week on the show, Meredydd Luff, co-founder of Anvil, shares his PyCon talk, “Building a Python Code Completer.”
REAL PYTHON podcast

Python String Methods to Know
Python’s strings have 47 methods. That’s almost as many string methods as there are built-in functions in Python! Which string methods should you learn first?
TREY HUNNER • Shared by Trey Hunner

The Developer Experience you Always Wanted for Postgres
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CRUNCHY DATAsponsor

Dragon Curve in Python 🐍
A Dragon Curve is a kind of fractal image. This article introduces you to the math behind the curve and how to draw one using a Python script.
GIULIANO PERTILE • Shared by Giuliano Pertile


Discussions


Do You Still Buy/Read Technical Books?
HACKER NEWS

Suggest a Lesser Known Library Deserving Attention?
WILL MCGUGAN


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Articles & Tutorials


Gevent for the Working Python Developer
This step-by-step tutorial runs you through the use of gevent, a Python concurrency library. It covers synchronous and asynchronous execution, determinism, timeouts, monkey-patching, and much more. It has also been translated into Italian and Japanese.
GEVENT COMMUNITY

Python Package Manager Shootout
A performance based shootout for pdm, pip-tools, pipenv, and poetry. It compares installation, lock file processing, and the time to add and update packages. Speed isn’t everything for tool choice, but knowing the difference may help you choose.
PETER BAUMGARTNER

Scout APM: Find and Fix Performance Issues with Ease
Scout’s APM tool pinpoints and prioritizes performance and stability issues in Python applications. With Scout’s tracing logic, developers can detect the exact line of code causing the performance abnormality, and with detailed backtraces, you can fix the issue before customers ever notice →
SCOUT APMsponsor

Why Your Website Should Be Under 14kB in Size
Everyone knows that smaller sites load faster, but did you know specific limits can make a big difference? Due to how TCP works and packets are grouped, a 14kB page can load more than half a second faster than a 15kB page. Learn why.
NATHANIEL

How Can You Install a Pre-Release Version of Python?
If you want to have a peek at what’s coming in the next stable version of Python, then you can install a pre-release version. In this tutorial, you’ll learn how to access the latest Python versions and help test them.
REAL PYTHON

Some Ways to Get Better at Debugging
A short summary of a couple of academic papers on how to improve your debugging skills, broken down into: learn the codebase, learn the system, learn your tools, learn strategies, and gain experience.
JULIA EVANS

The Five Worst Things About Jupyter Notebooks
Daniel talks about how, despite once loving Jupyter, things keep getting in his way. Read about the downsides of notebooks and why one data scientist is moving to other tools.
DANIEL

Deepnote: Data Science Notebook for Collaboration
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Topic Detection in Podcast Episodes With Python
This tutorial shows you how to transcribe a podcast using a speech-to-text Python SDK and derive a list of topics from it to quickly discover topics and meaning in text data.
TONYA SIMS • Shared by Tonya Sims

Please Do Not Use Python for Tooling
This opinion piece talks about how dependency management and the lack of an executable make Python a problematic choice for writing tools.
BJØRN BORUD


Projects & Code


Brought to you by Real Python for Teamssponsor
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ruff: An Extremely Fast Python Linter, Written in Rust
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django-airplane: Cache CDN Files for Coding Offline
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qt-async-threads: Spawn Threads Using Await in Qt
GITHUB.COM/NICODDEMUS • Shared by Bruno Oliveira

python-codext: Encode/Decode Anything
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Regressio: Regression, Interpolation, and Smoothing Library
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 September 9 to September 12, 2022

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 September 10, 2022 in San Francisco (Use code realpython25 for 25% off)
Happy Pythoning!
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Build a URL Shortener With FastAPI, Pythonic Mobile Apps, Mypy at Scale, and More

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