Python Class Slots
Python class slots are a feature that not many programmers know of. In a slotted class we explicitly define the fields that our class is … read more
Tips & Tricks
Python Attrs: Advanced Data Classes, With Example Code
The package Python Attrs allows you to create advanced data classes using simple annotations. Of course, python has its own native data class module as … read more
Use The Underscore in The REPL
You can obtain the result of the last expression in a Python REPL with the underscore operator, e.g. in the Python REPL this looks like: … read more
The Zen of Python (PEP-20 easter egg)
One of the earliest Python pep’s is PEP-20. It’s a list of 19 theses relating to Python programming called ‘The Zen of Python.’ These rules … read more
Python Image Processing With the Pillow Package
The Pillow Python Imaging Library is ideal for image processing. Typically, it’s used for archival and batch processing applications. Of course, you’re free to use … read more
Working With Emoji in Python
There’s a package for pretty much everything you can think of in the Python ecosystem, all installable with a simple pip command. So it shouldn’t … read more
Convert a String to Title Case Using Python
With this trick, you can quickly convert a Python string to title case. To quote from the Wikipedia article: “Title case or headline case is a style of capitalization used … read more
Swap Two Numbers Without Using a Third Variable
With this neat little trick, you can swap two Python variables without using a third variable: It’s just one line of code! As you can … read more
Python Data Class: A Better Way to Store Data
A Python data class is a regular Python class that has the @dataclass decorator and is specifically created to hold data. Since Python version 3.7, … read more
Return Multiple Values in Python
Most functions in Python return a value: usually the result of the work done by that function. But did you know that you can return … read more