If I mention “decorators,” even if you’ve been programming with Python for a while, what comes to mind? To many, decorators are mysterious and powerful — and beyond the reach of mere mortals. Their @ signs pop up in all sorts of places, from “pytest” to Flask to properties… but ...
Are you confused about object-oriented Python? You’re not alone. In teaching Python to companies around the world for more than 20 years, I’ve found that almost everyone is confused by Python objects: Newcomers to object-oriented programming are just plain ol’ confused — by the terminology, the syntax, and why we ...
I haven’t been posting much to this blog of late, in part because I’ve been posting Python-related videos on YouTube. Just in the last month or two, I’ve posted: Scraping HTML with Pandas: https://www.youtube.com/watch?v=jR5ltEVe-qcThree ways to read CSV data into Python: https://www.youtube.com/watch?v=NmmrQb7xRJURemoving pairs from a dict, based on the value: ...
Want to level up your Python skills, to solve more problems in less time, and with less code? Want to take advantage of the latest techniques in the Python world? Want to ensure that your code is as idiomatic as possible, so that whoever has to maintain it down the ...
As you might know, I’ve been working lately on my new book, Pandas Workout, with 50 exercises to improve your fluency using the “pandas” library for data analysis. Well, I have exciting news: The book is now available as a MEAP, aka the “Manning Early Access Program.” This means that ...
Python makes it easy to write functions. For example, I can write: def hello(name): return f'Hello, {name}!' I can then run the function with: hello('world') which will then, not surprisingly, return the string 'Hello, world' Here’s a question that doesn’t come up much: How does Python assign the string argument ...