6 articles
Don't repeat yourself. Master the art of modular Linux scripting. Learn to define re-usable Functions, understand the difference between Local and Global variables, and learn how to return values and status codes from your modules.
Stop repeating yourself. Learn how functions make your code modular, readable, and easier to debug.
Master the syntax of functions in Python. Learn how to use the 'def' keyword, the importance of colons, and how to execute your code.
Turn your functions into powerful processing engines. Learn how to pass data into functions and get results back using return.
Make your functions more flexible. Learn how to provide default values and how to pass arguments using their names instead of just their position.
Understand where your variables live and die. Learn the difference between Global and Local scope to avoid accidental bugs.