Python *args and **kwargs: How to Write Flexible Functions
Sometimes you don’t know how many arguments a user might pass to your function, which is why understanding Python args and kwargs is essential. Think…
Advanced Python Decorators: Passing Arguments to Your Wrappers
In our Basic Decorator Guide, we built a simple @log_decorator. But what if we want to configure the decorator itself? Like this: @repeat(times=5). Now it’s…
Git for Python Developers: A Beginner’s Guide to Version Control
Have you ever broken your code and wished you could just hit “Undo” to go back to yesterday’s version? Or perhaps you accidentally deleted a…
Stop Using Print: A Beginner’s Guide to Python Logging
When your code breaks, your first instinct is probably to add print("HERE!") or print(variable) to see what’s happening. This Python Logging Guide will help you…
Python Lambda Functions: Anonymous Functions Explained
Sometimes you need a tiny function for just one quick task. Python Lambda Functions are perfect for these occasions. Writing a full def my_function(): block…
Python Decorators Explained: How to Wrap Your Functions
You’ve seen them before. In Flask, you use @app.route("/"). In Django, you might see @login_required. These are Decorators, and understanding Python decorators can significantly enhance…
Inheritance in Python: How to Re-use Code in Classes
In our Guide to OOP, we created a Dog class. But what if we also need a Cat class? They both have names and ages….
Python Generators vs. Lists: How to Save Memory
Imagine you need to process 1 billion numbers. If you create a List of 1 billion numbers, Python has to create all of them at…
Python List Comprehensions: Writing Cleaner Code
If you have been writing Python for more than a few days, you have likely written this exact sequence of boilerplate code: While this works…
Object-Oriented Programming (OOP) in Python: A Beginner’s Guide to Classes and Objects
You’ve learned functions, loops, and variables. You can write scripts. But to build large applications (like with Django), you need a better way to organise…
