~pycoders | Issue #680: Thread Safety, Pip 25.1, DjangoCon EU Wrap-Up, and More (May 6, 2... (29)

Thread Safety in Python: Locks and Other Techniques In this video course, you’ll learn about the issues that can occur when your code is run in a multithreaded environment. Then you’ll explore the various synchronization primitives available in Python’s threading module, such as locks, which help you make your code safe. REAL PYTHON course

What’s New in Pip 25.1 pip 25.1 introduces support for Dependency Groups (PEP 735), resumable downloads, and an installation progress bar. Dependency resolution has also received a raft of bugfixes and improvements. RICHARD SI

Deploy Your Streamlit, Dash, Bokeh Apps all in one Place Posit Connect Cloud is a cloud environment for showcasing your Python apps, no matter the framework. POSIT sponsor

Takeaways From DjangoCon EU 2025 A deep summary of concepts that Zach learned at DjangoCon EU. For more content, also see Sumit’s post about his talk. ZACH BELLAY

Modern Web Automation With Python and Selenium Learn advanced Python web automation techniques with Selenium, such as headless browsing, interacting with web elements, and implementing the Page Object Model pattern. REAL PYTHON

Quiz: Web Automation With Python and Selenium In this quiz, you’ll test your understanding of using Selenium with Python for web automation. You’ll revisit concepts like launching browsers, interacting with web elements, handling dynamic content, and implementing the Page Object Model (POM) design pattern. REAL PYTHON

Using JWTs in Python Flask REST Framework “JSON Web Tokens (JWTs) secure communication between parties over the internet by authenticating users and transmitting information securely, without requiring a centralized storage system.” This article shows you how they work using a to-do list API in Flask. FEDERICO TROTTA • Shared by AppSignal

The PyArrow Revolution Pandas is built on NumPy, but changes are coming to allow the optional use of PyArrow. Talk Python interviews Reuven Lerner and they talk about what this means and how it will improve performance. KENNEDY & LERNER podcast

Quirks in Django’s Template Language Lily has been porting the Django template language into Rust and along the way has found some weird corner cases and some bugs. This post talks about those discoveries. LILY F

PyXL: Python, on Hardware PyXL is a custom chip that runs compiled Python ByteCode directly in hardware. Designed for real-time and embedded systems where Python was never fast enough—until now. RUNPYXL.COM

Debugging Python f-string Errors Brandon encountered a TypeError when using a variable inside an f-string, which converted with str() just fine. This post talks about what happened and why. BRANDON CHINN

Managing Python Projects With uv In this tutorial, you’ll learn how to create and manage your Python projects using uv, an extremely fast Python package and project manager written in Rust. REAL PYTHON

Top Python Code Quality Tools This guide covers a list of tools that can help you produce higher quality Python code. It includes linters, code formatters, type checkers, and much more. MEENAKSHI AGARWAL

Quiz: Managing Python Projects With uv In this quiz, you’ll test your understanding of the uv tool, a high-speed package and project manager for Python. REAL PYTHON

An Introduction to Testing in Python Flask Like with any other library, when writing with Flask you should be writing tests. This article shows you how. FREDERICO TROTTA

PSF Names New Deputy Executive Director Loren Crary has been promoted to Deputy Executive Director of the Python Software Foundation. PYTHON SOFTWARE FOUNDATION