I am happy to announce that my latest book, Python Typing, is now available on all platforms. You can get your copy on Gumroad or Leanpub or Amazon Python has had type hinting support since Python 3.5, over TEN years ago! However, Python’s type annotations have changed repeatedly over the years. In Python Typing: Type Checking […]
New Book Release: Python Typing Read More »
It’s officially summer, and I am bringing you some HOT Python deals today! Get 33% off almost all my books and courses on Gumroad today using the following H5N5F7K You can start learning the basics of Python with Python 101, or get more targeted learning with my book, Python Logging. If you want to create
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In previous articles on this website, you learned how to extract EXIF data from JPG image files. This week, you will learn how to get similar data from the TIFF image format. The TIFF format also has its metadata. Pillow provides a similar dictionary for TIFF images in its TiffTags module. If you need a TIFF image,
How to Get TIFF MetaData with Python Read More »
Last month, you learned the basics of Textual’s DOM queries. If you missed it, you can read the article now! In this tutorial you will be learning about the following topics: The DOMQuery object Getting the first or last widget Query filters Query exclusions Other query methods Let’s get started! The DOMQuery Object The DOMQuery object gets
Textual – An Intro to DOM Queries (Part II) Read More »
I always thought it would be fun to create my own open source libraries or applications and distribute them somehow. When I started writing my book, Creating TUI Applications with Textual and Python, I took the plunge and wrote a helper package called textual-cogs, which is a collection of reusable dialogs and widgets for Textual. Right now,
Textual-cogs 0.0.5 Released Read More »
When you are developing a user interface, it can be valuable to have a log of what’s going on. Creating a log in Textual, a text-based user interface, is even easier than creating one for wxPython or Tkinter. Why? Well, because Textual includes a logger that is compatible with Python’s own logging module, so it’s
Textual – Logging to File and to Textual Console Read More »
In this article, you will learn how to query the DOM in Textual. You will discover that the DOM keeps track of all the widgets in your application. By running queries against the DOM, you can find widgets quickly and update them, too. You will be learning the following topics related to the DOM: The
Textual – An Intro to DOM Queries (Part I) Read More »
You will sometimes come across examples of code that use one or two asterisks. Depending on how the asterisks are used, they can mean different things to Python. Check your understanding of what a single asterisk means in the following quiz! The Quiz What will be the output if you run this code? numbers =
Python Pop Quiz – Number Explosion Read More »
Pong is one of the first computer games ever created, way back in 1972. If you have never heard of Pong, you can think of it as a kind of “tennis” game. There are two paddles, on each side of the screen. They move up and down. The goal is to bounce a ball between
Vibe Coding Pong with Python and pygame Read More »
In this episode, we hear from two sisters who put together a beginner’s book about Python. The unique hook for their book is that one sister wrote the text while the other did the illustrations. Listen in as we learn about these incredible sisters and how they got into software programming, writing, and technical education.
The Python Show – Python Illustrated Read More »
Textual is a great Python user interface package. Textual lets you create a GUI-like interface in your terminal. You can use many different widgets in Textual. However, the widget you will be focusing on in this tutorial is the humble checkbox. Checkboxes are used for Boolean choices. They return a True if checked and a
Textual – Creating a Custom Checkbox Read More »
Python has had type hinting support since Python 3.5, over TEN years ago! However, Python’s type annotations have changed repeatedly over the years. In Python Typing: Type Checking for Python Programmers, you will learn all you need to know to add type hints to your Python applications effectively. You will also learn how to use Python
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My latest book, Vibe Coding Video Games with Python, is now available as an eBook. The paperback will be coming soon, hopefully by mid-February at the latest. The book is around 183 pages in length and is 6×9” in size. In this book, you will learn how to use artificial intelligence to create mini-games. You will attempt
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Decorators are a concept that can trip up new Python users. You may find this definition helpful: A decorator is a function that takes in another function and adds new functionality to it without modifying the original function. Functions can be used just like any other data type in Python. A function can be passed
How to Type Hint a Decorator in Python Read More »
Python has supported type hinting for quite a few versions now, starting way back in 3.5. However, Python itself does not enforce type checking. Instead, you need to use an external tool or IDE. The first and arguably most popular is mypy. Microsoft also has a Python type checker that you can use in VS Code
How to Switch to ty from Mypy Read More »