~pycoders | Bookmarks (449)

Using Python’s .__dict__ to Work With Attributes In this tutorial, you’ll dive deeper into the .__dict__ attribute in Python objects. This attribute is a dictionary-like object that holds writable class or instance attributes. It allows you to manage attributes at a low level, making your classes flexible and efficient. REAL PYTHON

Create Your First App With Streamlit This tutorial shows you how to start building Streamlit data science apps with Python. Streamlit is an open-source Python library that makes it easy to create and share custom web apps for machine learning and data science. MARTIN FITZPATRICK

Refactoring Long Boolean Expressions This article shows you how you can improve the readability of long boolean expressions by splitting your code, naming sub-expressions, or rewriting your Boolean logic. TREY HUNNER

How to Build Hot Module Replacement in Python Django’s dev server, uvicorn, and others support hot-loading by restarting the service. For large programs this can be time consuming. This article shows you how to track just what needs to be reloaded and minimize the refresh to only those modules. GAUGE

Django: What’s New in 5.2 Django 5.2 was recently released and this post talks about the new features. They include: automatic model imports in the shell, composite primary keys, form customization, the simple block tag, and more. ADAM JOHNSON

The Best Programmers I Know In this opinion piece, Matthias writes about the traits he thinks make a good developer. They include things like reading the docs, knowing your tools, continuous learning, helping others, and more. MATTHIAS ENDLER

BeeWare and the State of Python on Mobile Talk Python interviews Russell Keith-Magee and they talk about Beeware, a project working towards true native apps built on Python, especially for iOS and Android. TALK PYTHON

10 Insane Underground Python Scripts Imagine if your Python script could cover its tracks after execution or silently capture the screen. This post has 10 short scripts that do tricky things. DEV.TONAPPY TUTS

Talks I Want to See at DjangoCon US 2025 Looking for a talk idea for DjangoCon US? Tim’s post discusses things he’d like to see at the conference. TIM SCHILLING

Developing and Testing Python Packages With uv Structuring Python projects can be confusing. Where do tests go? Should you use a src folder? How do you import and test your code cleanly? In this post, Michael shares how he typically structures Python packages using uv, clarifying common setup and import pitfalls. PYBITES • Shared by Bob Belderbos

Python’s Bytearray: A Mutable Sequence of Bytes In this tutorial, you’ll learn about Python’s bytearray, a mutable sequence of bytes for efficient binary data manipulation. You’ll explore how it differs from bytes, how to create and modify bytearray objects, and when to use them in tasks like processing binary files and network protocols. REAL PYTHON