beginner
7 min read
How to Create and Import a Local Python Package
Your project has three .py files now, and something strange is happening. Yesterday import helpers worked. Today you moved a file, ran the script from a…
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Code Organization
Structuring Python code into reusable functions, modules, packages, or understandable project layouts.
Tagged articles
Code Organization articles
11 articles in this tag.
beginner
6 min read
Defining Functions in Python
A function turns a block of code into a named tool you can call by name. Write the steps once, give them a name, and reuse them across your program instead…
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beginner
7 min read
Function Arguments and Return Values
Arguments are how you feed a function; return values are how it hands you the answer. Master both and you stop writing one-off code and start wiring…
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beginner
8 min read
Inheritance in Python: Reusing Code with OOP
You've built one class, tested it, and it works. Now you need a second class that does almost the same thing. So you copy the code, paste it, and change a…
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beginner
9 min read
OOP Basics in Python: Classes and Objects
You have written scripts that run top to bottom. You have grouped steps into functions so you can call them again. Then your program grows, and something…
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beginner
8 min read
OOP vs Procedural Programming in Python: What's the Difference?
You've been writing Python for a while now. Your scripts run top to bottom. You define a few functions, call them with some data, and get results. It feels…
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intermediate
10 min read
How to Organize a Small Python Project
Every Python project starts as a single script that does one job. Then it grows. You add a feature, then another, then a helper function that needs its own…
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beginner
14 min read
Practice Exercises: Functions
Reading about functions teaches you the rules. Writing them teaches you the mechanism. These python functions exercises are built so you run code, inspect…
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intermediate
8 min read
Python Decorators: Understand and Write a Simple Function Wrapper
You copy a snippet from a tutorial. It works. Then you notice a strange line sitting above the function you actually care about:
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beginner
7 min read
Writing Reusable Python Code: DRY Principles for Beginners
Copy-paste feels fast. It is also how small scripts turn into maintenance traps.
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beginner
7 min read
Writing Your First Python Module
A Python module is just a .py file you can reuse from other files. The moment you split one growing script into two files and import one from the other,…
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